Specialized · Mid-drive
Specialized Turbo Vado SL 2 4.0: real range, hills and charging
A 180 lb rider on the Specialized Turbo Vado SL 2 4.0 at 16 mph with relaxed pedaling over rolling hills (±2%) on pavement can expect about 36 miles per charge (29–43 mi), using 13.1 Wh per mile. The brand claims up to 65 miles. That is about 55% of the claim. At full assist with almost no pedaling over hills it drops to about 23 miles.
520
Wh battery
250
W motor
28
mph max
Price checked 2026-10-20. We may earn a commission.
How far does the Specialized Turbo Vado SL 2 4.0 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. Specialized claims up to 65 miles (specialized claims 'up to 5 hours' (6+ hours with optional 160 wh range extender); no mileage stated).
| Rider weight | Easy 12 mph | Everyday 16 mph | Fast 20 mph | Full assist, hills |
|---|---|---|---|---|
| 150 lb | 69 mi (55–83) | 39 mi (31–47) | 26 mi (20–31) | 26 mi (20–31) |
| 200 lb | 61 mi (49–74) | 34 mi (27–41) | 24 mi (20–29) | 22 mi (17–26) |
| 250 lb | 55 mi (44–66) | 30 mi (24–36) | 23 mi (19–28) | 19 mi (15–23) |
| 300 lb | 50 mi (40–60) | 27 mi (22–32) | 22 mi (18–27) | 17 mi (13–20) |
- 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 Specialized Turbo Vado SL 2 4.0 climb hills?
Highest steady speed on each grade, motor at its 320 W peak. A 10% grade is a steep city street; 15% is a hard hill.
| Rider | 5% grade | 10% grade | 15% grade |
|---|---|---|---|
| 180 lb, full assist | 9 mph | 5 mph | 4 mph |
| 180 lb, pedaling | 11 mph | 7 mph | 5 mph |
| 250 lb, full assist | 7 mph | 4 mph | stalls |
| 250 lb, pedaling | 9 mph | 5 mph | 4 mph |
Steepest grade at 8 mph (180 lb): 6% on throttle, 8% with moderate pedaling. Peak power lasts for short hills; on long climbs motors fall back toward their 250 W nominal rating.
Charging time and cost
Empty to full (2 A)
5 h 3 min
With a 5 A charger
2 h 37 min
Cost per full charge
$0.11
Cost per mile
0.28¢
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
36
mi · 100% cap.
50°F
33
mi · 94% cap.
32°F
30
mi · 85% cap.
20°F
26
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 Turbo Vado SL 2 4.0
Specialized Turbo Vado SL 2 4.0 specs
From the Specialized product page, checked 2026-10-20. est. marks values Specialized doesn't confirm.
- Price
- $3,600
- Class
- Class 3, no throttle est.
Source note
Class not stated; inferred from 28 mph pedal-assist top speed with no throttle
- Top assisted speed
- 28 mph
- Battery
- 520 Wh (48 V), dual-battery option
Source note
Specialized SL2-520, fully integrated; 48 V system per charger spec
- Motor
- 250 W nominal, 320 W peak, mid-drive est.
Source note
Specialized publishes no nominal rating, only '320 watts' for the SL 1.2; 250 W assumed
- Torque
- 50 Nm est.
Source note
Not on product page; SL 1.2 = 50 Nm per third-party reviews (electricbikereport.com)
- Pedal sensor
- Torque
- Claimed range
- Up to 65 mi (Specialized claims 'up to 5 hours' (6+ hours with optional 160 Wh Range Extender); no mileage stated) est.
Source note
Miles estimated from 5 h at ~13 mph; Specialized gives hours only
- Weight
- 41 lb with battery
Source note
18.6 kg (41 lb 0.1 oz), size M
- Max load
- Not published est.
Source note
Max total weight not stated on page
- Wheels & tires
- 28" × 1.85"
- Frame
- Aluminum lightweight step-over (700x47c tires)
- Charger
- Not published (we assume 2 A) est.
Source note
Charger amperage not stated
- Safety certification
- UL 2849 (e-system) and/or UL 2271 (battery)
Replaces or follows: Specialized Turbo Vado SL 4.0.
Common questions
What is the weight limit of the Specialized Turbo Vado SL 2 4.0?
Specialized doesn't publish a maximum load for the Turbo Vado SL 2 4.0.
Can the Specialized Turbo Vado SL 2 4.0 climb steep hills?
On throttle alone, with a 180 lb rider, it can hold 8 mph up a grade of about 6% (our estimate from its 320 W peak power). With moderate pedaling, about 8%. On a 10% hill it holds about 5 mph on throttle.
How long does the Specialized Turbo Vado SL 2 4.0 take to charge?
About 5 h 3 min from empty with the 2 A charger, or about 2 h 37 min with a 5 A fast charger. A full charge costs about $0.11 at the US average of 18.31¢/kWh, or 0.28¢ per mile.
Is the Specialized Turbo Vado SL 2 4.0 a Class 2 or Class 3 e-bike?
Specialized lists it as Class 3, with a top assisted speed of 28 mph and no 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 Turbo Vado SL 2 4.0?
At 41 lb with battery and 1.85" tires, 23 of 23 hitch racks we track can carry it.
| 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 |
| Yakima OnRamp LX | 80 lb/bike | Fits |
| Hollywood Racks Sport Rider for Electric Bikes | 80 lb/bike | Fits |
| Hollywood Racks RV Rider E-Bike Rack | 80 lb/bike | Fits |
| Aventon Hitch Rack | 77 lb/bike | Fits |
| Thule Epos 2-bike | 75 lb/bike | Fits |
| Yakima StageTwo | 70 lb/bike | Fits |
| Hollywood Racks Destination E | 70 lb/bike | Fits |
| Allen Sports High Capacity Locking Premier for Electric Bikes | 70 lb/bike | Fits |
| Kuat Piston Pro X 2-bike | 67 lb/bike | Fits |
| Yakima OnRamp | 66 lb/bike | Fits |
| Thule EasyFold XT 2 | 65 lb/bike | Fits |
| 1UP USA Heavy Duty Double | 65 lb/bike | Fits |
| Thule T2 Pro XTR 2-bike | 60 lb/bike | Fits |
| Kuat NV 2.0 2-bike | 60 lb/bike | Fits |
| Kuat NV Base 2.0 2-bike | 60 lb/bike | Fits |
| Saris Door County 2-Bike Motorized | 60 lb/bike | Fits |
| Saris SuperClamp G4 2-Bike | 60 lb/bike | Fits |
| Hollywood Racks Sport Rider SE2 | 50 lb/bike | Fits |
| Saris Freedom G2 2-Bike | 45 lb/bike | Fits |
