The Avaka BZ20 Plus is a folding electric bike aimed at city commuters and adventure riders, priced between £850–£1,050. It combines a 48 V 15 Ah (≈720 Wh) battery, 500 W rear-hub motor, and durable 20×3″ fat tyres. This versatile package delivers impressive range and folding convenience for urban riders seeking more flexibility and energy.
During two weeks of testing, we explored the bike on urban streets, cycle lanes, gravel paths, and public transit routes. Our focus covered folding and unfolding speed, motor acceleration, hill performance, ride comfort on diverse surfaces, braking and handling at speed, battery range, and accessory functionality. This review will determine whether the BZ20 Plus lives up to its promise as a practical and capable commuter/folding e-bike—or if compromises emerge under extended use. But is it one of the best ebikes on the market? Keep reading!
Specs at a Glance
- Motor: 48 V 500 W rear-hub brushless
- Battery: 48 V 15 Ah (≈720 Wh), ~70–100 km assisted range
- Weight: ~30 kg
- Top Speed: 25 km/h (unlockable to ~32 km/h)
- Frame: Aluminium alloy folding
- Tyres: 20″ × 3.0″ fat pneumatic
- Brakes: Dual mechanical discs (Zoom)
- Suspension: Front shock-absorbing fork
- Gearing: Shimano 7-speed
- Extras: Fenders, rear rack with cushion, LCD panel
- Price Range: £850–£1,050
Design and Build Quality
The Avaka BZ20 Plus features a well-engineered folding aluminium frame that balances rigidity with easy handling. The folding latch locks snugly, and hinges remained stiff throughout repeated tests, making the bike reliable for daily commuters. Its semi-matte black finish concealed minor scuffs after gravel and pavement testing.
Cable routing is external but neatly tied to the frame, with minimal hanger interference. The suspension fork successfully absorbed shocks on uneven surfaces without flexing the headset. The folding saddlepost lock and seat clamp held firm after commuting and handling light loads.
Fat 20×3″ tyres mounted on sturdy rims with reflective sidewalls enhance visibility and ride comfort. Zoom mechanical brakes with dual discs halted the bike confidently despite its 30 kg weight. While not hydraulic, performance was acceptable for city riding. The inclusion of full iron fenders and a cushioned rear rack adds to commuting readiness.
The LCD panel positioned centrally and angled for easy visibility showed ride data clearly. The battery placement remains stable when locked, simplifying indoor charging. Overall, the BZ20 Plus feels solid and thoughtfully assembled, showing minimal compromise for its folding fat-tyre design.
Motor Performance and Power Delivery
Powered by a 500 W rear-hub motor, the BZ20 Plus impressed with rapid acceleration and steady hill-climbs. Launching from a standstill, it reached 25 km/h within roughly six seconds. On level terrain, sustained speeds of 30–32 km/h were achievable when unlocked—though at the cost of battery life.
Riding in city environments, throttle response and pedal-assist modes were smooth and predictable. The five power levels provide sufficient control for stop-start traffic. We combined throttle bursts with mid-range gear shifts to maintain momentum through controlled intersections.
On inclines up to 15%, the bike climbed without strain when ridden in a lower gear and used at assist level 4 or 5. Steeper grades (18–20%) required consistent throttle use and careful pedaling, but fat tyres aided traction, reducing slip. The motor stayed cool on extended climbs and flat rides, suggesting effective thermal management.
Wind resistance at speeds above 28 km/h slowed acceleration slightly, but the motor compensated well in higher assist settings. Riding on gravel or hard-pack mixed with asphalt, the bike maintained consistent power delivery, and shifts from Shimano worked flawlessly under load.
Compared to competing folding e-bikes with smaller motors, the BZ20 Plus stands out for surge and hill performance. Its motor elevates it into a category normally reserved for mid-drive setups, yet retains the simplicity of a rear hub motor. Overall, the powertrain delivers commuter-ready performance with muscle to spare.
Battery Range and Charging
The 48 V 15 Ah (720 Wh) battery supplied with the BZ20 Plus is removable via a sliding lock, easing the burden of charging indoors or on public transport. On our 75kg test rider, we recorded 70–85 km per charge under mixed terrain and mid-level assist. In eco-mode on flat roads, range extended to 95–100 km. Conversely, aggressive riding and high-speed use reduced range to 55–60 km.
Charging with the supplied 2A charger took approximately 5–6 hours from empty. The charging port remained dry under light rain thanks to a fitted rubber flap. After 20 charging cycles, voltage consistency remained strong with no noticeable capacity drop, indicating reliable battery cell quality.
Power delivery was steady until about 15% battery level, after which assist torque tapered slightly. Battery disconnect is straightforward, allowing indoor charging and theft prevention. No fast-charge feature is available, but standard overnight charging met practical commuter needs.
The battery’s output supports confident long rides and daily commuting alike. Removability and integrated charging features position the BZ20 Plus as a user-friendly choice for those who lack convenient garage outlets.
Ride Quality and Comfort
The Avaka BZ20 Plus offers a comfortable ride across diverse conditions. The 20×3″ fat tyres absorb road imperfections well, while the suspension fork softens curb drops and cobblestone vibration. Riders reported minimal wrist strain after rides of 30–40 km.
Its upright riding posture, aided by a wide handlebar, promotes visibility and relaxed handling—ideal for urban navigation and relaxed cycling. Taller riders (up to 195 cm) found the cockpit spacious, while riders from 165s described it as easy to engage. The seat is supportive yet firm, suitable for two-hour daily rides without significant discomfort.
Handling remains confident. Fat tyres enhance grip on wet surfaces, and the fork keeps the front wheel planted through choppy asphalt. Weight felt balanced even with rear cargo loaded; though the bike is hefty, its centre of mass near the bike’s centre helps manageability.
Off-road, performance shines on gravel and park trails. The tyres and suspension soak up loose terrain, keeping riders secure. Only on root-heavy or technical trails did limitations in travel and tyre width become notable. Even so, the comfort across mixed urban/trail riding far exceeds most commuting bikes in this price bracket.
Overall ride feel blends toughness and cushioning, with handling that encourages both city rides and weekend explorations.
Braking and Handling
The dual mechanical disc brakes (Zoom, 180 mm rotors) deliver dependable braking power, even under load. In dry conditions, the bike slows predictably, reaching full stop from 25 km/h in approximately five meters. Braking modulation is firm, making city riding and suburban stops safe and comfortable.
Under wet conditions, pad squeal occurred briefly but gave way to consistent braking performance. The additional stopping distance is manageable and expected from mechanical systems.
Handling is balanced and user-friendly. The wide tyres flatten steering impacts and improve grip. Low-speed manoeuvrability is strong; the bike turns responsively despite weight. At higher speeds, it remains poised and composed.
Load-carrying performance is solid. Cornering with a rear cushion-loaded rack showed no instability, though slower input was needed. The combination of tyre grip and frame geometry minimized understeer—contributing to an assured ride on mixed surfaces.
For commuters seeking safe braking and trustworthy handling without premium hydraulics, the BZ20 Plus delivers strongly in everyday settings.
Features and Accessories
The BZ20 Plus is commendably equipped for its price. The 3.5″ LCD panel is center-mounted and backlit, displaying speed, ride range, battery level, and gear; it even includes a USB port. The folding frame and quick-release pedals support compact packing, while iron fenders front and rear guard against spray.
A steel rear rack with cushion adds comfort for passengers or cargo. The front suspension fork improves comfort on rough roads. The bike also includes a throttle, letting you choose pedal-assist-only or throttle-powered rides.
Although it lacks smart features like GPS or Bluetooth, this simplicity reinforces reliability. A front LED light is included, though the rear reflector may be inadequate—many riders added an aftermarket rear light. The LCD is user-friendly, though some riders prefer GPS apps for ride tracking.
There are no mounting points for a bottle cage, and the kickstand could be sturdier. Nevertheless, the included accessories position the BZ20 Plus as a commuter-ready offering that doesn’t require immediate upgrades.
Weight and Portability
At 30 kg, the Avaka BZ20 Plus is heavier than many folding e-bikes but reasonable for a fat-tyre machine with a large battery. Folding size of approximately 90×50×80 cm allows easy storage under desks or car boots.
Despite its heft, balance when unfolded is stable. Moving the folded bike short distances is manageable via integrated handle, although lifting it onto buses or trains requires some effort.
The removable battery reduces weight for charging trips. Folded transport requires two hands but is straightforward. For city dwellers with indoor storage, weight is acceptable; frequent vertical lifts may challenge shorter or lighter riders.
Overall, the bike is not ultra-portable, but its features and comfort make the trade-off worthwhile for daily commuting and flexibility.
Value for Money
The Avaka BZ20 Plus delivers strong value at £850–£1,050. Its 500 W motor, large-capacity battery, fat tyres, and foldability make it a compelling option in its class.
Comparable models often omit discounts at this price or require aftermarket additions (fenders, racks, lighting). Avaka includes these, plus a throttle and suspension fork—gear often reserved for higher-priced e-bikes.
While smart tech is missing, serviceable components like Shimano gearing and Zoom brakes are reliable and affordable to maintain. Removable battery, tool kit, and solid assembly make it commuter and travel-ready.
Brand support depends on reseller, but BZ20 Plus parts are generic and widely available. Warranty coverage is standard.
For riders wanting a capable all-rounder with comfortable ride, solid range, and easy storage, the BZ20 Plus ranks highly. Riders focused solely on lightweight portability or fitness may lean toward simpler models, but few offer this pack of features at such accessible pricing.
Pros and Cons
Pros
- 500 W motor with strong hill-climbing ability
- Fat tyres and suspension fork for smooth comfort
- Folding frame plus included rack, fenders, and lights
- Removable battery and USB-equipped LCD
Cons
- Heavy at 30 kg, needing effort to lift
- Mechanical brakes lack hydraulic finesse
- Rear light is basic and should be upgraded
- No app or GPS connectivity
Verdict
The Avaka BZ20 Plus is a well-considered and thoroughly tested folding electric bike that delivers more than expected at its mid‑range price. With a powerful motor, long-range battery, folding convenience, added throttle, and commuter-ready equipment, it strikes a strong balance between everyday functionality and recreational use.
Though it carries extra weight and lacks premium hydraulics or smart tech, its build quality and ride performance shine in real-world testing—particularly for riders prioritising comfort, flexibility, and ready-to-ride features. If you need a capable, durable e-bike for city errands, mixed commuting, or weekend rides and don’t mind the heft, the BZ20 Plus offers exceptional value.
