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Aipas C1 Xpress ST Step-Through Commuter Electric Bike vs Vivi ACE07 Step-Through 26 x 4.0 Fat-Tire Electric Bike

These are side-by-side facts taken from each product guide: published specifications, strengths and caveats as their sources state them. This page is not a test, a ranking or a verdict about which model is better.

Aipas C1 Xpress ST Step-Through Commuter Electric Bike

Riders 5 foot 1 to 6 foot 5 wanting a light low-step commuter

A step-through commuter with an 1100W motor, 90 Nm, a removable 48V 12.8Ah (about 614Wh) battery, 26-inch tyres, a 100 mm fork and seven gears. Aipas's UL 2849 certificate names the C1 but lists 32 km/h and 85 kg, below the 28 mph and 400-pound figures Aipas advertises.

Published specifications

  • Motor: 1100W rear hub, 90 Nm; 28 mph; 20-degree climb
  • Battery: 48V 12.8Ah (about 614Wh), removable, IP65
  • Range claim 62 miles assist, 36 electric; 4-6 hour charge
  • Weight 57 lb (Aipas) or 63-64 lb (Amazon); 400 lb load
  • Stand height 18 in; seat-to-floor 30-41 in; rider 5'1"-6'5"
  • Certificate data: 12.8Ah, 32 km/h, 85 kg

Strengths

  • 18-inch stand height with a 30-inch minimum seat-to-floor height
  • Certificate battery data match the C1's 48V 12.8Ah pack
  • Turn-signal tail light, electric horn and five assist levels

Caveats

  • Certificate lists 32 km/h and 85 kg against 28 mph and 400 lb
  • Tyre pressure given as 23-25 psi and 30 psi by Aipas
  • Weight, tyre width and frame material differ between sources

Check this model on Amazon

Read the full Aipas C1 Xpress ST Step-Through Commuter Electric Bike guide

Vivi ACE07 Step-Through 26 x 4.0 Fat-Tire Electric Bike

Riders 160 to 200 cm who want a step-through fat-tyre bike

A step-through fat-tyre bike with a 750W rated motor, a removable 48V 15Ah (720Wh) battery, Shimano 1x7 gearing, a 100 mm lockout fork and an included rear rack. Load and bike weight agree across Vivi's documents, but top speed is 19.8, 22 or 25 mph by source and the brake type is described two ways.

Published specifications

  • Motor: 750W rated, 90 Nm; 1500W peak (Vivi page, Amazon title)
  • Battery: 48V 15Ah, 720Wh, removable, two keys
  • Speed: 19.8 mph (Amazon), 22 mph (manual), 25 mph max (Vivi)
  • Load 150 kg / 330 lb; bike about 33 kg / 72 lb
  • Charger 54.6V 3A; 4-6 h (page) or 5-6 h (manual)
  • Rear rack rated 25 kg; rider 160-200 cm (Vivi page)

Strengths

  • Step-through frame with an included 55-pound rear rack
  • Load, weight and rated power agree across Vivi's documents
  • Removable 720Wh battery with a 3A charger

Caveats

  • Brake type is listed as both mechanical and hydraulic by Vivi
  • Top speed is 19.8, 22 or 25 mph depending on the document
  • About 72 pounds with a 95-pound box; a two-person lift

Check this model on Amazon

Read the full Vivi ACE07 Step-Through 26 x 4.0 Fat-Tire Electric Bike guide

How to choose between them

Choose the Aipas C1 Xpress ST Step-Through Commuter Electric Bike if your situation matches: Riders 5 foot 1 to 6 foot 5 wanting a light low-step commuter. Its main caveat: Certificate lists 32 km/h and 85 kg against 28 mph and 400 lb.

Choose the Vivi ACE07 Step-Through 26 x 4.0 Fat-Tire Electric Bike if your situation matches: Riders 160 to 200 cm who want a step-through fat-tyre bike. Its main caveat: Brake type is listed as both mechanical and hydraulic by Vivi.

Both entries repeat what each guide records. Confirm the model, included parts and availability on the current listing before ordering.

Primary sources

  1. Aipas product page for the C1 Xpress ST Source for Aipas C1 Xpress ST Step-Through Commuter Electric Bike
  2. Aipas C1 PRO user manual, linked from the C1 Xpress ST page Source for Aipas C1 Xpress ST Step-Through Commuter Electric Bike
  3. SGS certificate of compliance to UL 2849 for Aipas C1 and C2 models Source for Aipas C1 Xpress ST Step-Through Commuter Electric Bike
  4. Vivi product page for the ACE07 step-through fat-tire electric bike Source for Vivi ACE07 Step-Through 26 x 4.0 Fat-Tire Electric Bike
  5. Vivi ACE07 instruction manual Source for Vivi ACE07 Step-Through 26 x 4.0 Fat-Tire Electric Bike
  6. Vivi help centre: ACE07 assembly guide and manual link Source for Vivi ACE07 Step-Through 26 x 4.0 Fat-Tire Electric Bike
  7. Vivi help centre warranty policy Source for Vivi ACE07 Step-Through 26 x 4.0 Fat-Tire Electric Bike

Primary sources checked .