Sixthreezero EVRYjourney Recumbent Rickshaw 750W vs Sun Seeker E-Eco Tad B1 SX Electric TadpoleEVRYjourney Recumbent Rickshaw 750W vs E-Eco Tad B1 SX Electric Tadpole
Both checked Sep 2026 against manufacturer pages
Key differences
What actually differs
Rider limit
Only Sun Seeker publishes one
Sixthreezero
Not published
Sun Seeker
300 lb
We can't confirm Sixthreezero's rider limit.
Battery
Sixthreezero has 90% more
Sixthreezero
~960 Wh
Sun Seeker
504 Wh
Sixthreezero figure calculated from 48V × 20Ah.
Top speed
Sixthreezero is 5 mph faster
Sixthreezero
20 mph
Sun Seeker
15 mph
Both are Class 2 speeds.
Verdict
Which one for you
- Heavier ridersSun Seeker E-Eco Tad B1 SX Electric TadpoleThe only one with a published rider limit (300 lb).
- Longest ridesSixthreezero EVRYjourney Recumbent Rickshaw 750WLarger battery. Both range claims are the brand's, not tested.
Full specs
Side by side
SpecSixthreezero EVRYjourney Recumbent Rickshaw 750WSun Seeker E-Eco Tad B1 SX Electric Tadpole
Fit
Seat height
Not published by brand
15 - 17" (38-43 cm)
Rider limit
Not published by brand
300 lbBetter
Total load
500 lb
Not published by brand
Seats
Recumbent driver seat with armrests + passenger bench
1 rider
Motor
Rated power
750W
350W
Torque
Not published by brand
55 Nm
Battery
Capacity
~960 WhBetter
504 Wh
Voltage and amp-hours
48V · 20Ah
48V · 10.5Ah
Range and speed
Claimed range
20 miles full-electric, 20-40 miles pedal-assist; '0-50 Miles recommended riding distance'Better
Eco PAS mostly pedaling 42-48 mi; throttle-only 23-28 mi
Top speed
20 mph
15 mph
E-bike class
Not published by brand
Class 2
Size and folding
Weight
Not published by brand
68 lb
Wheels
—
20" front and rear
Brakes and drivetrain
Brakes
Hydraulic disc, 3 rotors (one front, two rear)
Promax disc (front), 160mm rotor
Parking brake
Not published by brand
Yes
Gears
Shimano Tourney 7-speed
SunRace 7-speed, 13-32T
Comfort and safety
Certifications
Not published by brand
ACT Lab tested to UL 2849, UL 2271 and CPSC
List price
Price
$4,199.99
$3,849.99Better
"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.