Cyrusher Asuka Smart Electric Touring E-bike: Review and Summary [00:39]
This video, brought to you by GADGET CRUNCH, provides a detailed review of the Cyrusher Asuka—a step-through electric bike designed for both daily commuting and long-distance touring.
I. Video Summary
Positioning and Price: Priced at approximately £899, it offers excellent value for money and complies with UK/EU road regulations. It stands out as a superb sub-£1,000 e-bike for city commuting and light touring [00:18], [00:54].
Key Specifications and Advantages:
Core Power: Features a 250W Bafang rear-hub motor (50Nm torque) and a torque sensor; the power delivery is smoother and more natural compared to standard cadence sensors [05:14], [06:16].
Drivetrain and Braking: Equipped with a Shimano 10-speed drivetrain and Shimano MT200 hydraulic disc brakes, offering stable and powerful braking performance [07:02], [07:39].
Range and Battery: Powered by a removable 36V 14Ah (504Wh) Samsung battery; the theoretical maximum range is up to 75 miles (approx. 120 km), with a real-world mixed-riding range of about 35–60 miles [03:28], [03:57].
Practical Accessories: Comes standard with mudguards, a rear rack, lights, a kickstand, and front suspension [02:11], [09:44].
Drawbacks and Target Audience:
It is relatively heavy (approx. 25 kg); although it features a step-through frame, it is recommended for riders between 5.7 and 6.6 feet (approx. 170–198 cm) tall [02:26], [02:41]. Suitable for road commuting, light gravel paths, and casual short-distance rides; not suitable for extremely steep mountain trails or heavy-duty off-roading [06:04], [08:29].
II. Detailed Summary by Segment
[00:04] - [01:09] Market Positioning and Price
Introduces the market positioning of the Cyrusher Asuka—a balanced choice between entry-level models and high-end, expensive bikes. It complies with UK road regulations and offers excellent value for money [00:18].
[01:09] - [01:49] Unboxing and Assembly
The bike comes mostly pre-assembled; users only need to install the handlebars, pedals, and front wheel, and check the brakes and bolt tightness—a very simple process [01:23].
[01:49] - [03:20] Design, Dimensions, and Weight
Features an aluminum alloy step-through frame, 700C wheels, and 45C city/touring tires [02:01]. The total weight, including the battery, is approximately 25kg; it is suitable for riders between 170cm and 198cm tall [02:26], [02:41].
[03:20] - [04:28] Battery Specifications and Real-World Range
Features a removable, lockable 504Wh Samsung battery [03:08]. While the official maximum range is 75 miles, real-world testing involving mixed terrain (including hills and stop-and-go riding) yields a reliable range of 35–60 miles; charging takes about 5–6 hours [03:57], [04:19].
[04:28] - [05:06] Minimalist Single-Button Control Display
The controller is embedded in the main frame rather than mounted on the handlebars. It uses a single-button design where different long and short presses allow the user to view battery level, mileage, and the 5 levels of pedal assist [04:34], [05:01]. [05:06] - [06:10] Road Compliance and Motor Performance
Equipped with a 250W Bafang rear-drive motor, it offers a top assisted speed of 15.5 mph (25 km/h). It lacks a throttle for pure electric propulsion, making it fully compliant with UK EAPC regulations for electric bicycles [05:14], [05:23].
[06:10] - [07:02] Torque Sensor Experience
The natural, smooth feel of the torque sensor is highly praised; it delivers power seamlessly based on pedal input—providing more assistance the harder you pedal—offering a riding experience far superior to cheaper cadence sensors [06:29].
[07:02] - [07:39] Shimano 10-Speed Drivetrain
Features a Shimano 10-speed drivetrain; compared to the 7-speed systems found on typical budget e-bikes, this offers a better gear range and improved pedaling efficiency on flat roads and when riding without power assistance [07:15].
[07:39] - [08:38] Braking System and Handling
Equipped with Shimano MT200 hydraulic disc brakes, providing stable and controllable stopping power [07:39]. The suspension fork and 45C tires effectively dampen road vibrations, making it suitable for paved city streets and light gravel paths in parks [08:15].
[08:38] - [09:18] Riding Strategy and Assistance Tips
It is recommended to use low assistance levels (1-2) on flat roads to maintain efficiency and a natural ride feel, switching to higher assistance levels only when climbing hills or riding into a headwind [08:52].
[09:18] - [10:35] Summary and Buying Advice
A summary highlighting the advantages of its specifications and price point (featuring a comprehensive package that includes front suspension, a rear rack, mudguards, hydraulic brakes, and a torque sensor) [09:44]. Recommended for those seeking a compliant commuter bike that offers great value for money; not recommended for users prioritizing ultra-light weight or those who need to climb steep hills daily [10:15].