Roll Road Emma 4.0
The Roll Road Emma 4.0 is an electric bike with a 52V/20Ah ×2 pack, a stated range of up to 150 miles, a 52V 20Ah rating, 2,080Wh of energy and a 1500W rating.
Last updated: 3 November 2026
Motor and performance
- Continuous rated power
- 1500W
- Claimed range
- up to 150 miles
- Range
- 150 miles
“The powerful 1500W BAFANG SUTTO motor and advanced 52V system deliver strong acceleration and responsive power—built to handle heavier riders, steep climbs, and demanding terrain with confidence.”
Source: roll-road.com/products/emma-4-0
“for an impressive range of up to 150 miles under ideal conditions.”
Source: roll-road.com/products/emma-4-0
“Two 52V 20Ah EVE lithium batteries deliver a massive 2,080Wh of total energy for an impressive range of up to 150 miles under ideal conditions.”
Source: roll-road.com/products/emma-4-0
Battery and charging
- Energy
- 2,080Wh
- Battery
- 52V/20Ah ×2
- Rated capacity
- 20Ah
- Voltage and capacity
- 52V 20Ah
“Two 52V 20Ah EVE lithium batteries deliver a massive 2,080Wh of total energy”
Source: roll-road.com/products/emma-4-0
“Motor 1500W (2200W Peak) BAFANG SUTTO Battery 52V/20Ah ×2”
Source: roll-road.com/products/emma-4-0
“Two 52V 20Ah EVE lithium batteries deliver a massive 2,080Wh of total energy for an impressive range of up to 150 miles under ideal conditions.”
Source: roll-road.com/products/emma-4-0
“Two 52V 20Ah EVE lithium batteries deliver a massive 2,080Wh of total energy”
Source: roll-road.com/products/emma-4-0
Sources
- Emma 4.0 Dual Battery Long Range Fat Tire Moped Style Ebike – Roll Road EbikeArchived document
Source: roll-road.com/products/emma-4-0
Retrieved October 10, 2026