🤔 SpeedBox 3.0 vs Badass Box 4 - Which to Choose?
We compare the two best tuning chips for Bosch motors in 2025. Both work great, but differ in price, features and operation. Find out which will be better for you!
⚡ Quick Decision:
- Looking for best value for money? → SpeedBox 3.0 (650-750 PLN)
- Want advanced features and app? → Badass Box 4 (849 PLN)
📊 Comparison Table
| Feature | SpeedBox 3.0 | Badass Box 4 |
|---|---|---|
| Price | 650-750 PLN | 849 PLN |
| Compatibility | Bosch, Shimano, Brose, Yamaha | Bosch (all gen) |
| Installation | 15-30 min (Plug & Play) | 20-35 min (Plug & Play) |
| Mobile app | ❌ No | ✅ Yes (Bluetooth) |
| Activation | WALK button or code | App or magnet |
| Power adjustment | ❌ No | ✅ Yes (3 modes) |
| Waterproofing | IP65 | IP54 |
| Warranty | 24 months | 24 months |
| Made in | Czech Republic (EU) | Germany (EU) |
🏆 SpeedBox 3.0 - Best Value for Money
🛒 BUY SPEEDBOX 3.0 ON AMAZON (with Prime) →
✅ SpeedBox 3.0 Pros:
- 💰 Lower price - save 100-200 PLN vs Badass
- 🌍 Wider compatibility - works with Bosch, Shimano, Brose, Yamaha
- 💧 Better waterproofing - IP65 vs IP54 (Badass)
- 🔧 Easier installation - fewer cables, color-coded plugs
- ⚡ Plug & Play - connect and ride (no app, no config)
- 🇪🇺 EU made - Czech Republic, CE/RoHS certified
❌ SpeedBox 3.0 Cons:
- 📱 No mobile app (activation only via WALK button)
- ⚙️ No power adjustment (one mode - max assist)
- 📊 No ride statistics
🛒 CHECK SPEEDBOX 3.0 PRICE ON AMAZON →
🚀 Badass Box 4 - Premium with Mobile App
🛒 BUY BADASS BOX 4 ON AMAZON (with Prime) →
✅ Badass Box 4 Pros:
- 📱 Mobile app - Bluetooth control
- ⚙️ Power adjustment - 3 modes (Eco, Sport, Turbo)
- 📊 Ride statistics - speed, distance, time, battery
- 🔄 Easy activation - in app (no button combinations)
- 🎛️ Personalization - customize assist power
- 🇩🇪 German quality - reputable manufacturer
❌ Badass Box 4 Cons:
- 💰 Higher price - 849 PLN (100-200 PLN more than SpeedBox)
- 🔧 Bosch only - doesn't work with Shimano, Brose, Yamaha
- 💧 Weaker waterproofing - IP54 (vs IP65 SpeedBox)
- 📱 Requires app - additional configuration
- 🔋 Bluetooth drains battery - small but noticeable impact
🛒 CHECK BADASS BOX 4 PRICE ON AMAZON →
🏔️ Field Test - Our Experience
We tested both chips for 2 months in bikeparks: Tiger Airlines, Kasina Ski, Czarna Góra.
Performance (identical!):
- ⚡ Max speed: Both reach 45-52 km/h (depends on bike/terrain)
- ⛰️ Uphill assist: Identical - full power up to ~50 km/h
- 🔋 Battery usage: SpeedBox slightly better (no Bluetooth)
Ease of use:
- SpeedBox: Simpler - WALK button, done. No thinking required.
- Badass: Requires app, but gives more control (Eco/Sport/Turbo modes).
Reliability:
- SpeedBox: Zero problems. IP65 = survives everything.
- Badass: One case of lost Bluetooth connection after heavy rain (IP54 not enough for hardcore MTB).
💰 Which is Cheaper? Price Comparison
| Where | SpeedBox 3.0 | Badass Box 4 |
|---|---|---|
| Amazon (Prime) | 650-750 PLN | 849 PLN |
| PL Shops | 750-850 PLN | 899-999 PLN |
| AliExpress (Chinese chips) | ⚠️ Not recommended - no warranty, often don't work | |
💡 Pro tip: Amazon often has Prime Day/Black Friday promotions - save 50-100 PLN!
🎯 Verdict - Which to Choose?
🏆 WINNER: SpeedBox 3.0
Why? For 90% of users SpeedBox 3.0 is the better choice:
- ✅ Lower price (save 100-200 PLN)
- ✅ Wider compatibility (not just Bosch)
- ✅ Better waterproofing (IP65)
- ✅ Simplicity - plug & play, no hassle
🥈 Choose Badass Box 4 if:
Worth the extra cost only if:
- 📱 You really need mobile app
- ⚙️ You want power adjustment (Eco/Sport/Turbo)
- 📊 You care about ride statistics
- 💰 Price is no issue
❓ FAQ
Can I use Badass Box with Shimano?
No. Badass Box 4 works ONLY with Bosch motors. If you have Shimano, choose SpeedBox 3.0 (compatible with Shimano, Bosch, Brose, Yamaha).
Which chip has better waterproofing?
SpeedBox 3.0 (IP65) - survives rain, mud, pressure washing. Badass Box 4 (IP54) may have issues with heavy moisture.
Is Badass Box app necessary?
Not entirely - you can activate with magnet. But you lose main advantage (power adjustment, statistics). Without app better get cheaper SpeedBox.
Which chip uses less battery?
SpeedBox 3.0 - no Bluetooth means zero extra consumption. Difference small (~1-2%), but SpeedBox wins.
Is installation difficult?
Both are Plug & Play. SpeedBox has color-coded plugs with key (harder to mess up). Badass additionally requires app pairing.
🛒 Where to Buy?
✅ We Recommend Amazon:
- ✅ Amazon Prime - free delivery in 24h
- ✅ 30 day returns no questions asked
- ✅ 24 month warranty from manufacturer
- ✅ Frequent promotions (Prime Day, Black Friday)
🛒 Buy links:
💡 Looking for cheaper options? Check our TOP 5 tuning chips 2025 ranking (from 499 PLN).
📋 Summary
Both chips work great and offer same performance. Difference is price and extra features:
- SpeedBox 3.0: Cheaper, simpler, more durable → better for 90% users
- Badass Box 4: More expensive, more features (app, modes) → for tech-geeks with budget
Our recommendation: If unsure - get SpeedBox 3.0. Save money and get everything you need for riding.