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E-Bikes

Brompton Electric C Line vs Rad Power Bikes RadRunner 2: Which Is Better?

We compared the Brompton Electric C Line and the Rad Power Bikes RadRunner 2 across 8 real-world categories. The Rad Power Bikes RadRunner 2 wins 3 of them - here is why, and when the loser is still the better buy.

Specification Brompton Electric C Line Electric C Line $3,500 Rad Power Bikes RadRunner 2 RadRunner 2 $1,499
Battery 300 Wh 672 Wh
Range 25-45 km 25-45 mi
Top speed 25 km/h 20 mph (class 2)
Motor 250W front hub (40 Nm) 750W geared hub
Weight 16.9 kg 62 lb
Frame Folding steel Step-through steel
Gears 6-speed —
Extras Full fold in 20s —
Max load — 300 lb
Tires — 20x3.3" fat
Rating 4.5 / 5 4.4 / 5

At a glance

Here is how the two models stack up on the specs that matter most.

Specification Electric C Line RadRunner 2
Range 45 km 72 km
Battery 0.3 kWh 0.7 kWh
Efficiency 0.7 kWh/100km 0.9 kWh/100km
0-100 km/h 0 s 0 s
Fast charge 10-80% ~0 min ~0 min
Seats 1 1
Price $3,500 $1,499
Rating 4.5/5 4.4/5
Estimated running cost / year $16 $20

The RadRunner 2 wins 3 of 8 categories, making it our pick in this head-to-head.

Range & efficiency

The Electric C Line is rated for 45 km of range versus 72 km for the RadRunner 2. That is effectively a tie - neither offers a meaningful range advantage.

The Electric C Line consumes about 0.7 kWh per 100 km versus 0.9 kWh for the RadRunner 2 - so the Electric C Line is the cheaper and greener option per kilometre.

Performance

Acceleration figures vary by trim; check the full spec sheet below for the exact variant tested.

Charging

Charging time depends on the charger and battery temperature; the lower 10-80% figure means shorter stops on long trips.

Space & comfort

The Electric C Line seats 1 and the RadRunner 2 seats 1. Check the full spec sheet for cargo volume.

Price & running costs

The Electric C Line lists at $3,500 and the RadRunner 2 at $1,499. At 15,000 km per year, estimated running costs are about $16/yr versus $20/yr.

Verdict

The RadRunner 2 is our pick, taking 3 of 8 categories in this head-to-head. It leads on the longer range (45 km vs 72 km), the larger battery (0.3 kWh vs 0.7 kWh) and the better price ($3,500 vs $1,499). That said, the Electric C Line is still the better buy if you plan to keep it long-term (roughly $4/yr cheaper to run).

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