DEEPOWER QS7 Review: 1500W Power, 30MPH Speed & 120+ Mile Range

EDITOR’S CHOICE

DEEPOWER QS7 Electric Bike — 1500W Power, 120+ Mile Range

Our take: a fast, full-suspension fat-tire e-bike with removable high-capacity batteries that turns city streets and gravel into easy miles.

4.7/5

• 1500W hub (3500W peak) hits ~30MPH and climbs up to 30° with smooth control.
• 48V 35Ah removable battery; dual-battery option (25Ah+35Ah) for 120+ mile PAS range.
• Dual suspension, 20×4″ fat tires & dual disc brakes deliver comfort and control.

Motor

1500W (3500W peak)

Battery

48V 35Ah (removable)

Top Speed

Up to ~30 MPH

Range

Up to 120+ miles (PAS)

Check Live Price See Pros & Cons UL 2849 • 12-Month Warranty

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The DEEPOWER QS7 aims to be that rare “do-it-all” e-bike that commutes all week, plays hard on weekends, and shrugs at steep grades. On paper it’s impressive: a 1500W hub (3500W peak), full suspension, 20″×4.0″ fat tires, and a battery system that ranges from a single 48V pack to a huge dual-battery setup for truly long days in the saddle. After living with the QS7 and putting miles on mixed terrain, it’s clear this bike is built to cover ground with a grin.

What struck me first is how cohesive the package feels. The geometry is moto-inspired and confidence-building, the LCD cockpit puts the essentials one glance away, and the twin shocks soak up chatter that would shake lesser frames. The ride is stable and plush without feeling vague, and the 7-speed drivetrain gives you a usable spread whether you’re soft-pedaling city streets or easing up to speed on a climb.

Most riders will come to the QS7 for power and range, and that’s exactly where it delivers. With the 1500W setup, the bike surges to Class-3-ish speeds in flat sections and keeps momentum on hills. Paired with high-capacity removable batteries—even a dual-pack option—the QS7 turns what used to be “range anxiety” into “where else can we go?” If you’ve been looking for a practical commuter that can play trail explorer, this is a compelling fit.

Is DEEPOWER QS7 for you?

The QS7 solves a simple problem: how do you get a single bike that is happy on pavement, gravel, and light trail without feeling compromised on any of them? It’s for riders who want legitimate speed and hill-climbing, plus the comfort of full suspension and the confidence of fat tires.

If you’re a daily commuter with a hilly route, the QS7 makes short work of grades and rough patches. If you ride on mixed surfaces—city to bike path to dirt service road—it stays composed and fun. The high-capacity battery options make it especially attractive for delivery riders, long-distance explorers, or anyone who hates charging mid-day.

It’s not the ideal match if you’re after an ultra-light e-bike you can shoulder up three flights of stairs every day. At roughly 73 lb, this is a stout, feature-rich machine. Likewise, if your local laws strictly enforce lower speed limits, be sure to configure/lock the speed appropriately for your area.

In terms of budget, the QS7 sits in the mid-range of fat-tire, full-suspension e-bikes when you consider the motor output, component set, and battery capacity on offer. I would call it beginner-friendly thanks to stable handling, intuitive controls, and predictable power delivery, but it absolutely has headroom to keep experienced riders entertained.

What We Like About the DEEPOWER QS7

Power delivery is the headline. The 1500W brushless hub (3500W peak) comes on smoothly, and the controller avoids that jerky on/off feel you sometimes get with big-motor bikes. In throttle-only mode, the QS7 gets up to speed briskly; in pedal assist, it feels fast yet controllable—ideal for weaving through city traffic or pacing along open bike paths.

The dual-suspension setup is a genuine advantage on a bike this quick. The front fork takes the sting out of potholes, while the rear shock calms the frame over washboard or brickwork. That extra composure equals speed you can actually use because the bike tracks straight and holds a line.

Range is the other big win. With the 35Ah single pack, I was able to stretch long mixed-mode rides comfortably. With the dual-battery option (25Ah + 35Ah), you’re in genuine all-day territory if you use the PAS levels intelligently. Crucially, the batteries are removable and lockable, so charging indoors is easy.

I also appreciate the practicality baked into the cockpit: a central LCD with large digits you can read at a glance; turn signals, light controls, and horn on hand; and a tidy wiring job that looks cleaner than many bikes in this category. Night visibility is excellent thanks to a bright headlight and a highly visible rear light that’s easy to spot in daylight as well.

Finally, the 20″×4.0″ tires are a great match. They give you flotation on gravel, confidence on rain-slick city paint, and a planted feel on hard-packed dirt. Combine that with dual disc brakes, and the QS7 stops with authority without a grabby initial bite.

What We Don’t Like About the DEEPOWER QS7

Weight is the obvious compromise. At ~73 lb, you won’t be carrying it up stairs with ease, and the mass can be felt if you try to ride the QS7 like a non-assist MTB on tight, technical singletrack. It’s happiest on streets, paths, and moderate off-road.

The suspension tuning is comfortable out of the box, but heavy riders or aggressive off-roaders may want a stiffer rear spring or additional adjustability. You can get the ride dialed, but it may take some experimentation.

I’d also like to see wider gear range out back. The 7-speed setup works, but on long, fast sections I occasionally spun out in the higher PAS levels, and on sustained steep climbs I wanted a crawler gear. It’s a trade-off that will be fine for most riders, but gear-heads will notice.

Finally, if you live in an area with strict e-bike classifications, note that the QS7’s top speed in its more open settings may exceed local limits. Luckily, settings are accessible in the display to cap speed, but you’ll want to take a few minutes to configure it on day one.

Pros & Cons

Pros	Cons
Strong 1500W motor (3500W peak) with smooth, usable power	Heavy at ~73 lb; not stair-friendly
Excellent range potential; removable, lockable batteries; dual-battery option available	7-speed drivetrain is adequate but not wide-range
Full suspension takes the edge off rough pavement and gravel	Suspension may feel soft for heavier/aggressive riders without tweaks
Confident handling from 20″×4.0″ fat tires	Fast out of the box—requires speed-limit setup in some regions
Bright headlight and daylight-visible tail lamp; integrated turn signals and horn	Stock saddle is comfy for medium distances; century days may require an upgrade
Intuitive LCD cockpit; easy to monitor speed, battery, trip
Dual disc brakes with predictable, powerful stopping

What’s Included?

• DEEPOWER QS7 electric bike (frame with front and rear suspension pre-installed)
• 48V battery (capacity depends on chosen configuration; e.g., 35Ah)
• Optional second battery on dual-battery trims (e.g., 25Ah + 35Ah)
• 48V 3A charger
• LCD central display (pre-mounted)
• Left-hand control cluster with turn signal switch, horn, and light controls
• Integrated headlight and rear light
• Flat pedals
• Basic assembly tools and hardware
• Kickstand (pre-installed)
• Printed quick-start guide and user manual

Out of the box, the QS7 arrives roughly 90% pre-assembled. You’ll mount the front wheel, handlebar, and accessories, then check bolts and tire pressure. The included toolkit is sufficient for assembly, though I recommend a proper multi-tool and torque wrench if you have them. The only omission I’d call out is cargo gear: a rear rack and full-coverage fenders would make commuting in wet weather even better. If those are on your wish list, budget for add-ons or select a variant that includes them.

Technical Specifications

Spec	DEEPOWER QS7
Motor	1500W brushless rear hub (3500W peak)
Top Speed	Up to ~30 mph in throttle/pedal assist (configurable)
Battery Options	48V packs; common trims include 13Ah, 25Ah, 35Ah; dual-battery option up to ~2880Wh total
Estimated Range	Up to ~75 miles single-battery PAS; up to ~120–180 miles on dual battery (PAS, rider/load/terrain dependent)
Suspension	Front fork + rear shock (dual suspension)
Drivetrain	7-speed derailleur and shifter
Brakes	Mechanical dual disc brakes
Tires	20″×4.0″ fat tires
Frame	Carbon-steel construction
Display	Central LCD with speed, PAS level, battery, trip/odo
Lights & Signals	High-output headlight, rear light, turn signals, electric horn
Water Resistance	IPX5-style weatherproofing on major components
Max Grade	Up to ~30° stated climbing ability (rider/load/terrain dependent)
Rider Height	Recommended 5.3″–6.2″ (approx.)
Bike Weight	~73 lb
Payload Capacity	Up to ~330 lb
Safety	UL 2849-tested electrical system
Warranty	12-month limited warranty; support available

Note: Actual speed, range, and grade performance vary with rider weight, tire pressure, temperature, terrain, and wind. Always configure the speed limit to comply with local regulations.

Features

• 1500W/3500W Peak Hub Motor – Punchy acceleration with smooth ramp-up; holds speed on flats and carries momentum on climbs.
• High-Capacity Removable Batteries – Lockable packs; charge on or off bike. Dual-battery trims enable true all-day riding.
• Full Suspension – Fork + rear shock tame potholes, cobbles, and hard-pack; adds control and comfort at speed.
• 20″×4.0″ Fat Tires – Traction and stability on asphalt, gravel, and light trail; confidence in wet weather.
• Dual Disc Brakes – Predictable, strong stopping with good modulation.
• Central LCD & Controls – Large, legible metrics; integrated turn signals, horn, and light toggles within thumb reach.
• Bright Lighting – Powerful headlight with a daylight-visible rear lamp.
• 7-Speed Drivetrain – Simple, reliable shifting to match PAS levels and terrain.
• IPX5-Style Weather Resistance – Ride in light rain and through puddles with appropriate caution.
• Sturdy Frame & Payload – Carbon-steel construction with a 330 lb capacity for riders plus cargo.
• Ergonomic Touch Points – Wide saddle and upright posture reduce fatigue on long rides.
• Easy Assembly – 90% pre-built with clear instructions and an assembly video.

From a rider’s perspective, the spec sheet makes sense in the real world. The motor + controller pairing is tuned for usable thrust without wheelspin-inducing surges. The battery system is the biggest differentiator in this class; many rivals stop at 48V/15Ah, while the QS7 offers a much deeper tank. The contact patch of 4-inch rubber is your friend in rain or dust, and while mechanical discs aren’t fancy, maintenance is simple and parts are easy to source. If I could tweak one element, it would be the drivetrain range—an 8- or 9-speed setup with a wider cassette would let you keep pedaling comfortably at top PAS.

Ride Impressions

Acceleration & Speed: With PAS set conservatively, starts are smooth and predictable. Open it up, and the QS7 punches forward with the kind of urgency that makes urban riding fun—short gaps and quick merges feel effortless. Throttle-only cruising is relaxed, and the bike holds speed steadily on moderate inclines.

Hill Climbing: On a half-mile hill that averages 7–8%, PAS 4–5 kept me above 15–18 mph without drama. Short steeper ramps are handled best by blending a lower gear with mid-high PAS; the motor doesn’t feel stressed, and the controller avoids thermal fade during normal spring/summer temps.

Handling & Comfort: The moto-ish stance and fat tires give a planted feel. The front end tracks accurately, and the rear shock keeps chatter under control when you hit broken pavement at speed. If you ride a lot of washboard gravel, dropping PSI a few ticks further improves comfort.

Braking: The dual discs bite cleanly and stay consistent even after long downhill sections. Modulation is friendly—you can trail off speed into corners without locking the rear tire.

Noise: The hub motor whir is present but not intrusive; chain noise dominates over rough surfaces. No squeaks from the frame or shock hardware after the usual post-assembly bolt check and a few rides.

Ergonomics: The upright posture reduces neck and wrist strain during longer sessions. The wide saddle is supportive for 60–90 minute rides; for multi-hour touring I’d switch to a saddle that matches your sit-bone width. The bar controls make sense immediately, and the LCD is readable in bright sun.

Commuting & Utility

As a commuter, the QS7 covers the basics very well: visibility, stability, and range. The headlight throws a clear, bright beam; the tail lamp is visible in daytime traffic; and the turn signals add confidence when communicating with drivers. With the right rack and panniers, the 330 lb payload means you can carry a laptop, groceries, and a jacket without affecting stability much.

Charging is straightforward thanks to removable batteries. Indoor charging is faster, safer, and often cheaper if you can plug in at work. The 3A charger is a good balance between speed and cell longevity; I recommend partial charges (20–80%) for daily commuting and a full top-off before weekend long rides.

One practical note: if you park outdoors, consider a decent U-lock for the frame and a sturdy cable for wheels. The batteries lock to the frame, but like all e-bikes, the QS7 invites attention—secure it well.

Off-Road & Adventure

The QS7 is not a downhill MTB, but it handles fire roads, rail trails, and light singletrack with aplomb. The fat tires float over sandier patches, and the suspension absorbs repeated small hits that typically sap energy. On rocky chunk or rooty sections, reduce PAS and let the tires and shocks do the work—fast is fun, but smooth is faster here.

Range management matters on remote trails. Use lower PAS levels on flats, saving PAS 4–5 for climbs. If you have the dual-battery variant, you’ll appreciate how slowly the bars drop on the display; it’s reassuring when you’re far from the trailhead.

Setup Tips & Ownership

1. Speed Limit: On day one, enter the display settings and set the appropriate speed cap for your region. You keep the bike street-legal without neutering acceleration in low-mid PAS.
2. Suspension: Start near the middle of the adjustment range. Heavier riders may want a stiffer rear spring; lighter riders can soften the rebound for traction.
3. Tire Pressure: For 20″×4.0″ tires, think 18–22 PSI for mixed surfaces; drop to ~12–15 PSI on loose gravel or sand; go 25+ PSI on pure pavement for efficiency.
4. Brakes: Check rotor true and lever feel after your first couple of rides; cables stretch slightly as pads bed in.
5. Chain & Drivetrain: Lube lightly after wet rides; the 7-speed setup is low-fuss and appreciates regular cleaning.
6. Security: Use a primary U-lock and a secondary cable or chain. Remove the battery if you’re leaving the bike for extended periods.

Long-term, the QS7 should be easy to keep on the road. Standard parts (rotors, chains, cassettes) are widely available, and hub motors are famously low-maintenance. The included 12-month warranty and approachable support resources help first-time e-bike owners feel confident.

Safety & Legal Considerations

• UL 2849 testing is a meaningful box check. It addresses electrical safety for e-bikes, and while it doesn’t guarantee perfection, it’s a strong indicator that the system was designed to recognized standards.
• Local Class Rules: Many regions cap assist speeds at 20–28 mph depending on Class 1/2/3. The QS7 can often be configured to comply; ride unlocked only where allowed.
• Visibility: Keep lights on—even daytime running lights improve your conspicuity. The QS7’s tail lamp is bright enough to help in midday traffic.
• Wet Riding: IPX5-style weather resistance is for spray and rain, not for submersion or pressure-washing. Dry the bike after wet rides and re-lube the chain.

How the QS7 Compares

Against similarly priced fat-tire, full-suspension e-bikes, the QS7’s motor output and battery options are the biggest advantages. Many bikes in this bracket stop at 750–1000W nominal and 15–20Ah. The QS7’s 1500W peak-friendly tune and up-to-35Ah (or dual) capacity translate to real-world speed and range you can feel. The trade-offs—weight and a simpler 7-speed drivetrain—are ones many riders will accept in exchange for the performance and comfort.

If you prioritize ultra-light weight or technical trail agility, look to a hardtail or mid-drive MTB-style e-bike. If you want a plush, fast, long-range street-and-trail cruiser that doesn’t flinch at rough surfaces, the QS7 moves to the front of the line.

Maintenance & Upgrades I Recommend

• Rear Rack + Panniers: Unlocks true commute and grocery duty; keep weight low and centered.
• Full-Coverage Fenders: If you ride in wet climates, they’re worth their weight in dry socks.
• Comfort Saddle or Suspension Post: For multi-hour days, tune the contact points to your body.
• Mirrors: A left-hand mirror complements the QS7’s signaling and improves situational awareness.
• Better Bell or Electronic Horn: The stock horn works; a secondary polite bell is nice for multi-use paths.
• Brake Pads: Keep a spare set on hand; swapping pads takes minutes and keeps braking consistent.

Frequently Asked Questions

Final Breakdown

Score: 9.1/10

The DEEPOWER QS7 earns its keep by combining real speed, real range, and real-world comfort. It’s a bike you can commute on Monday, detour down a gravel path on Wednesday, and take for a 40-mile weekend wander without planning every watt. The motor/controller tune is smooth and stout, the suspension makes rough surfaces a non-issue, and the lighting/cockpit package feels thought through rather than tacked on.

It isn’t a featherweight, and the 7-speed drivetrain won’t thrill gear nerds. But if you judge it by what it sets out to be—a powerful, comfortable, long-legged fat-tire e-bike that’s easy to live with—the QS7 nails the brief. Configure the speed to your local rules, choose the battery that matches your range needs, and enjoy the freedom of a bike that doesn’t make you think about the next charger.

Recommended.