Aipas A8 Max Trekker Etrike vs Viribus FC2 FoldingA8 Max Trekker Etrike vs FC2 Folding
Both checked Sep 2026 against manufacturer pages
Key differences
What actually differs
Both fold.
Weight
Aipas is 26 lb lighter
Aipas
99 lb total
Viribus
125.2 lb
Folded size
Viribus folds smaller
Aipas
18.6 cu ft
Viribus
18.4 cu ft
41 × 28 × 28″ vs 42.3 × 24.6 × 30.6″
Total load
Aipas carries 200 lb more
Aipas
600 lb
Viribus
400 lb
Rider plus cargo.
Battery
Aipas has 22% more
Aipas
~864 Wh
Viribus
~706 Wh
Aipas figure calculated from 48V × 18Ah. Viribus figure calculated from 48V × 14.7Ah.
Top speed
Viribus is 1.5 mph faster
Aipas
18.5 mph
Viribus
20 mph
Aipas is outside Class 1–2.
Verdict
Which one for you
- Easiest to lift or carryAipas A8 Max Trekker Etrike26 lb lighter overall.
- Smallest storage spaceViribus FC2 FoldingFolds about 0.2 cu ft smaller.
- Longest ridesAipas A8 Max Trekker EtrikeLarger battery. Both range claims are the brand's, not tested.
Full specs
Side by side
SpecAipas A8 Max Trekker EtrikeViribus FC2 Folding
Fit
Rider height
4′10″–6′7″
4′9″–6′5″
Seat height
Geometry chart: Min seat height 28", Maximum seat height 36"; also Min seat to floor…
Not published by brand
Total load
600 lbBetter
400 lb
Motor
Rated power
1300W
750W
Peak power
Not published by brand
1,200W
Torque
100 NmBetter
80 Nm
Battery
Capacity
~864 WhBetter
~706 Wh
Voltage and amp-hours
48V · 18Ah
48V · 14.7Ah
Battery weight
9 lb
Not published by brand
Range and speed
Claimed range
Pedal assist 90 miles; electric-only 40 milesBetter
Pedal assist range 62 miles; throttle range 36 miles
Top speed
18.5 mph
20 mph
E-bike class
Outside Class 1–3
Class 2 (not stated by brand)
Size and folding
Folds
Yes
Yes
Folded size
41 × 28 × 28″
42.3 × 24.6 × 30.6″Better
Weight
90 lb + 9 lb batteryBetter
125.2 lb
Wheels
20"
18"
Brakes and drivetrain
Brakes
180mm dual hydraulic disc brakes
180 mm hydraulic brakes (rotor listed as 7 in.)
Parking brake
Yes
Yes
Gears
Shimano 7-speed (14-28T)
Seven gears
Rear differential
Yes
Yes
Reverse
Yes
Not published by brand
Comfort and safety
Suspension
Front suspension fork, 100mm travel, lockout
Rear suspension (dual rear shocks); no seatpost suspension
Certifications
Battery MSDS & UN38.3; charger UL/FCC
UL 2271 certified battery
List price
Price
$969Better
$999
"Better" marks the stronger figure where one clearly exists. Range and battery claims are the brand's own. "~" means we calculated it. "—" means we haven't checked it yet. Sources and any conflicting figures are on each model page.