Rad Power Bikes · Cargo & utility
Rad Power Bikes RadWagon 5: real range, hills and charging
A 180 lb rider on the Rad Power Bikes RadWagon 5 at 16 mph with relaxed pedaling over rolling hills (±2%) on pavement can expect about 40 miles per charge (32–48 mi), using 16.1 Wh per mile. The brand claims up to 60 miles. That is about 67% of the claim. On throttle only over hills it drops to about 27 miles.
720
Wh battery
750
W motor
28
mph max
Price checked 2026-10-20. We may earn a commission.
How far does the Rad Power Bikes RadWagon 5 go for your weight?
Miles per full charge on a new battery at 70°F on pavement, no wind. Each number is the middle of a ±20% band. Rad Power Bikes claims 20–60 miles (rad's estimate, no conditions).
| Rider weight | Easy 12 mph | Everyday 16 mph | Fast 20 mph | Throttle, hills |
|---|---|---|---|---|
| 150 lb | 67 mi (54–81) | 42 mi (34–50) | 29 mi (23–35) | 30 mi (24–36) |
| 200 lb | 61 mi (48–73) | 39 mi (31–47) | 27 mi (22–33) | 26 mi (21–31) |
| 250 lb | 55 mi (44–66) | 35 mi (28–42) | 26 mi (21–32) | 23 mi (18–28) |
| 300 lb | 50 mi (40–61) | 32 mi (26–38) | 25 mi (20–30) | 21 mi (16–25) |
- Easy 12 mph: 12 mph, relaxed pedaling, flat
- Everyday 16 mph: 16 mph, relaxed pedaling, rolling hills
- Fast 20 mph: 20 mph, relaxed pedaling, rolling hills
- Throttle, hills: 15 mph, no pedaling, hilly
Can the Rad Power Bikes RadWagon 5 climb hills?
Highest steady speed on each grade, motor at an estimated 1,200 W peak, limited by its 90 Nm of torque. A 10% grade is a steep city street; 15% is a hard hill.
| Rider | 5% grade | 10% grade | 15% grade |
|---|---|---|---|
| 180 lb, throttle | 20 mph | 13 mph | 9 mph |
| 180 lb, pedaling | 21 mph | 14 mph | 10 mph |
| 250 lb, throttle | 18 mph | 10 mph | 7 mph |
| 250 lb, pedaling | 19 mph | 11 mph | 8 mph |
Steepest grade at 8 mph (180 lb): 18% on throttle, 20% with moderate pedaling. Peak power lasts for short hills; on long climbs motors fall back toward their 750 W nominal rating.
Charging time and cost
Empty to full (2 A)
6 h 36 min
With a 5 A charger
3 h 15 min
Cost per full charge
$0.16
Cost per mile
0.35¢
US average residential electricity, 18.31¢/kWh (EIA, July 2026), 85% charger efficiency. Charge time: constant current to ~85%, then about an hour of top-off.
Range in cold weather
70°F
40
mi · 100% cap.
50°F
37
mi · 94% cap.
32°F
32
mi · 85% cap.
20°F
28
mi · 75% cap.
Everyday scenario, 180 lb rider. Capacity loss is temporary; store and charge the battery indoors and never charge it below freezing.
Simulate your own ride on the RadWagon 5
Rad Power Bikes RadWagon 5 specs
From the Rad Power Bikes product page, checked 2026-10-20. est. marks values Rad Power Bikes doesn't confirm.
- Price
- $2,399
- Class
- Class 1/2/3 (ships Class 2), throttle
- Top assisted speed
- 28 mph
- Battery
- 720 Wh (48 V × 15 Ah), removable
- Motor
- 750 W nominal, rear hub
- Torque
- 90 Nm
- Pedal sensor
- Torque
- Claimed range
- 20–60 mi (Rad's estimate, no conditions)
- Weight
- 86 lb with battery
Source note
75.6 lb without battery
- Max load
- 375 lb rider + cargo
Source note
Rider max 265 lb, rack 120 lb
- Wheels & tires
- 20" × 3.3"
- Frame
- Longtail step-thru
- Charger
- 2 A
- Safety certification
- UL 2849 (e-bike system) + UL 2271 (battery)
Replaces or follows: RadWagon 4.
Common questions
What is the weight limit of the Rad Power Bikes RadWagon 5?
Rad Power Bikes rates the RadWagon 5 for 375 lb total (rider plus cargo). At 300 lb it still goes about 32 miles in everyday riding.
Can the Rad Power Bikes RadWagon 5 climb steep hills?
On throttle alone, with a 180 lb rider, it can hold 8 mph up a grade of about 18% (our estimate from its 1200 W estimated peak power and 90 Nm). With moderate pedaling, about 20%. On a 10% hill it holds about 13 mph on throttle.
How long does the Rad Power Bikes RadWagon 5 take to charge?
About 6 h 36 min from empty with the 2 A charger, or about 3 h 15 min with a 5 A fast charger. A full charge costs about $0.16 at the US average of 18.31¢/kWh, or 0.35¢ per mile.
Is the Rad Power Bikes RadWagon 5 a Class 2 or Class 3 e-bike?
Rad Power Bikes lists it as Class 1/2/3 (ships Class 2), with a top assisted speed of 28 mph and a throttle. Class 3 speeds (up to 28 mph) are limited to pedal assist; on throttle, Class 2 rules cap it at 20 mph.
Which hitch racks fit the RadWagon 5?
At 86 lb with battery (about 78 lb without it) and 3.3" tires, 7 of 23 hitch racks we track can carry it (some only with the battery removed).
| Kuat Piston ION 2-bike | 100 lb/bike | Fits |
| 1UP USA Super Duty Double | 100 lb/bike | Fits |
| Saris MHS 2 Bike Package | 100 lb/bike | Fits |
| Aventon Hitch Rack Pro | 85 lb/bike | Fits with battery removed |
| Yakima OnRamp LX | 80 lb/bike | Fits with battery removed |
| Hollywood Racks Sport Rider for Electric Bikes | 80 lb/bike | Fits with battery removed |
| Hollywood Racks RV Rider E-Bike Rack | 80 lb/bike | Fits with battery removed |
Doesn't fit: Aventon Hitch Rack (too heavy), Thule Epos 2-bike (tires too wide), Yakima StageTwo (too heavy), Hollywood Racks Destination E (too heavy), Allen Sports High Capacity Locking Premier for Electric Bikes (too heavy), Kuat Piston Pro X 2-bike (too heavy), Yakima OnRamp (tires too wide), Thule EasyFold XT 2 (tires too wide), 1UP USA Heavy Duty Double (tires too wide), Thule T2 Pro XTR 2-bike (too heavy), Kuat NV 2.0 2-bike (too heavy), Kuat NV Base 2.0 2-bike (too heavy), Saris Door County 2-Bike Motorized (tires too wide), Saris SuperClamp G4 2-Bike (too heavy), Hollywood Racks Sport Rider SE2 (tires too wide), Saris Freedom G2 2-Bike (tires too wide).
All hitch racks →Spare battery and charger
- Safe Shield Advanced External Battery (15 Ah) · 720 Wh$599
- Safe Shield Advanced External Battery (13 Ah) · 624 Wh$549
- Rad Battery Charger (MY2025) · 2 A$65
A second battery doubles range for long days; the simulator's custom mode lets you enter the combined watt-hours.
