1. RPINT Mini 14: best overall
The RPINT Mini 14 at $199 (as of Sep 16, 3:16 PM EDT, subject to change) is the best electric bike under $300 because it answers every question this page asks. It documents UL 2271 for the battery and UL 2849 for the complete bike and names SGS as the lab that validated both. It states a 20 mph top speed with a throttle, a clean Class 2. Its motor is sold as 740 W peak, which cannot be rated above the 750 W federal line. It also publishes what most rivals at this price leave out: a 55 lb weight, a 260 lb payload, and 3 speeds in Amazon's spec table. It is #2 in Amazon's Electric Folding Bikes (September 2026) and carried 413 ratings at 4.1 stars when we reviewed it in July 2026.
The trades are power and ride quality. RPINT's own peak figures disagree (740 W in the title, 700 W in the bullets) and no rated number appears, so expect steady assistance and real effort on hills. Front suspension only, on 14-inch wheels and a high-carbon steel frame, is firm over broken pavement. The 480 Wh pack (48 V x 10 Ah) comes with a 20 to 25 mile pure-electric claim that works out at about 19 Wh per mile, which is realistic, and a 30 to 35 mile pedal-assist claim that needs 13.7 Wh per mile, a little optimistic. Plan on 20 to 28 miles of mixed riding. The title's "30-60 miles" belongs to a 20 Ah version of the bike, and the 10 Ah build is the one our review covers. Read the full RPINT Mini 14 review.
2. Funhang EB-M1: best for indoor charging
The Funhang EB-M1 at $229.99 (as of Sep 16, 3:16 PM EDT, subject to change) is the bike to buy under $300 if a landlord or building manager will ask for paperwork. It documents UL 2271 for the battery, certified by SGS, and UL 2849 for the complete bike, certified by TÜV, and it states a 500 W rated motor (1000 W peak), 250 W under the federal line. No other bike under $300 in our catalogue pairs a stated rated motor with a named lab for both standards. The removable 374.4 Wh battery locks with two keys, is rated IPX5 and, per Funhang, charges in 4 to 5 hours. Around it sits a plain 26-inch hardtail with front suspension, 7 speeds, fenders, a headlight, a 300 lb maximum load and a 12-month warranty. New York City requires UL 2849 or an equivalent for e-bikes sold or rented there, and a growing number of buildings ask for it before allowing indoor charging.
What it leaves out is the top speed. Neither the Amazon listing nor Funhang's own store gives one, and with a throttle fitted that number decides whether this is a Class 2 e-bike or fits no class at all. Its sibling, the EB-C2, is listed at 20 mph on Amazon and 21.7 mph on Funhang's store, so check the display at full throttle on flat ground before riding a bike path. The range claims split: 25 to 30 throttle miles needs 12.5 to 15 Wh per mile, optimistic but possible for a light rider, while 40 to 50 pedal-assist miles needs 7.5 to 9.4 Wh per mile and does not hold. Plan on about 20 miles. There is no rear rack and no published weight. Read the full Funhang EB-M1 review.
3. Jasion EB5: best full-size bike
The Jasion EB5 at $199 (as of Sep 16, 3:16 PM EDT, subject to change) is the best full-size e-bike under $300 and the one with the longest sales record: it is #1 in Amazon's Electric Mountain Bikes (September 2026) and had 2,283 reviews averaging 4.1 stars when we reviewed it in May 2026. It is a conventional 26-inch hardtail with a front suspension fork, 7-speed Shimano gearing and mechanical disc brakes. Jasion states a 500 W rated motor (1000 W peak) with 65 Nm of torque and a 20 mph cap, which makes it a Class 2 e-bike, and it publishes a weight of about 50 lb and a 330 lb payload.
Two things keep it third. Jasion advertises UL 2849 testing, and the listing does not name the certifier, so ask for the certificate through Amazon before buying if your building requires one. And the battery is small: 36 V x 10 Ah, 360 Wh. Jasion claims 25 to 40 miles, and 40 miles from 360 Wh needs 9 Wh per mile, so plan on about 16. A 500 W motor with a cadence sensor also leaves you doing real work on sustained grades. The warranty is 1 year on the motor and battery and 6 months on the frame. Buy it for flat-to-rolling trips of under 10 miles each way on a bike that looks and rides like a normal bicycle. Read the full Jasion EB5 review.
4. Askmy Mini 14: best range claim you can plan on
The Askmy Mini 14 at $183.99 (as of Sep 16, 3:16 PM EDT, subject to change) is the rare budget e-bike whose range claim survives division. Its 48 V x 10 Ah (480 Wh) battery and a claimed 20 to 25 miles in pure electric mode work out at 19 to 24 Wh per mile, inside normal use, and pure electric is the hardest mode on a battery. It pairs that with UL 2271 and UL 2849, both validated by SGS, a 20 mph cap with a throttle, a 740 W peak motor that cannot be rated above the 750 W federal line, tubeless 14-inch tires, a spring suspension fork and dual disc brakes.
On the four questions this page asks, the Askmy answers every one. It sits below the RPINT because it publishes less of everything else: no weight, no payload, no rated wattage, no gearing (assist levels only), and a much thinner sales record at #28 in Amazon's Folding Bikes chart (September 2026). Tubeless tires are a real plus on 14-inch wheels, where a pinch flat is one of the most common ways these bikes stop being ridden. Buy it for the last two miles of a longer trip rather than as your only bike. Read the full Askmy Mini 14 review.
5. VOLTVOGUE City 26: cheapest bike worth buying
The VOLTVOGUE City 26 at $179.99 (as of Sep 16, 3:16 PM EDT, subject to change) is the cheapest e-bike we would buy under $300. It rolls on full-size 26-inch wheels, caps at 20 mph with a throttle, and states SGS certification to both ANSI/CAN/UL 2849 for the whole bike and ANSI/CAN/UL 2271 for the battery, paperwork that bikes three times the price often lack. The rest of the sheet is a 3-speed drivetrain, 26 x 1.95 tires, an LCD display, 90% pre-assembly and a 12-month support period.
The battery decides whether it suits you. 48 V x 5.2 Ah is 250 Wh, and VOLTVOGUE claims up to 45 miles, which would need 5.5 Wh per mile. Nothing achieves that. Plan on 10 to 14 miles: several days of two-mile errands per charge, and the wrong bike for a ten-mile commute. The motor is sold as 1000 W peak with no rated figure, so the listing does not show that it sits under the 750 W rated line the federal definition and the state class laws use. Ask VOLTVOGUE for the rated figure if that matters where you ride. No weight or payload is published. Read the full VOLTVOGUE City 26 review.