The Proton e.MAS 7 Premium Plus serves as the range-topping flagship of Proton’s all-electric SUV lineup with a 68.39 kWh battery offering 450 km WLTP range, massaging front seats with passenger leg rest, a 16-speaker Flyme audio system, and 11 kW AC charging, while the BYD Atto 3 Ultra FWD matches its price point at RM 125,800 with a rotating 15.6-inch touchscreen display, a 60.48 kWh Blade Battery giving 420 km WLTP range, and NFC keycard access.
Quick Verdict:
- Choose the Proton e.MAS 7 Premium Plus if: You want maximum battery capacity (68.39 kWh), 450 km WLTP range, faster 11 kW AC charging, front massaging seats with driver memory and passenger leg rest, a 16-speaker Flyme audio setup, Windshield HUD, and a larger boot.
- Choose the BYD Atto 3 Ultra FWD if: You prefer BYD’s signature 15.6-inch rotating touchscreen display, NFC card digital key access, and a slightly more compact body that is easier to park in tight city spaces.
π° Estimated Monthly Ownership Breakdown
| Cost Factor | Proton e.MAS 7 Premium Plus | BYD Atto 3 Ultra FWD |
| Price (OTR w/o Insurance) | RM 125,800 | RM 125,800 |
| Annual Road Tax (EV) | RM 20 | RM 20 |
| Claimed Range (WLTP) | 450 km | 420 km |
| Boot Capacity | 461 Litres (up to 1,877L) | 434 Litres (up to 1,340L) |
| Est. Monthly Loan (9-Yr @ 3%) | ~RM 1,330/mo | ~RM 1,330/mo |
π Comprehensive Specification Comparison
| Feature / Spec | Proton e.MAS 7 Premium Plus | BYD Atto 3 Ultra FWD |
| Segment / Body Style | C-Segment EV SUV | C-Segment EV SUV |
| Assembly | CKD (Tanjung Malim, Malaysia) | CBU (China) |
| Drivetrain Setup | Front-Wheel Drive (FWD Single Motor) | Front-Wheel Drive (FWD Single Motor) |
| Max Power Output | 218 PS (215 hp / 160 kW) | 204 PS (201 hp / 150 kW) |
| Max Torque | 320 Nm | 310 Nm |
| 0β100 km/h Acceleration | 7.4 seconds | 7.3 seconds |
| Top Speed | 175 km/h | 160 km/h |
| Battery Type | Aegis Short Blade LFP | BYD Blade LFP |
| Battery Capacity | 68.39 kWh | 60.48 kWh |
| DC Fast Charging Rate | 115 kW (30β80% in 20 mins) | 110 kW (30β80% in ~30 mins) |
| AC Charging Rate | 11.0 kW Three-Phase | 7.0 kW Single-Phase |
| Vehicle-to-Load (V2L) | 3.3 kW | 3.3 kW |
| Dimensions (L x W x H) | 4,615 mm x 1,901 mm x 1,670 mm | 4,455 mm x 1,875 mm x 1,615 mm |
| Wheelbase | 2,750 mm | 2,720 mm |
| Kerb Weight | ~1,800 kg | 1,750 kg |
| Boot Capacity | 461 Litres (up to 1,877L) | 434 Litres (up to 1,340L) |
| Wheel & Tyre Size | 19-inch Alloys (Goodyear Tyres) | 18-inch Alloys (235/50 R18) |
| Infotainment Screen | 15.4-inch 2.5K Touchscreen (Flyme Auto) | 15.6-inch Rotating Touchscreen |
| Audio System | 16-Speaker Flyme Sound (with Headrest Speakers) | 6 / 8-Speaker Audio System |
| Head-Up Display (HUD) | Windshield HUD | Not Available |
| Sunroof | Panoramic Sunroof with Power Sunshade | Panoramic Glass Sunroof |
| Front Seats | Power-Adjustable, Ventilated & Massaging Seats + Leg Rest | Power-Adjustable & Ventilated Seats |
| NFC / Digital Key | Smartphone App Remote Control | NFC Card & Smartphone Digital Key |
| ADAS Safety Suite | Full Level 2 ADAS (incl. EMA, ALCA, FCTA) | Full Level 2 ADAS (AEB, Adaptive Cruise, LKA, BSD) |
β‘ Key Differences Breakdown
π Powertrain, Battery & Charging Performance
- Proton e.MAS 7 Premium Plus: Features a larger 68.39 kWh Aegis Short Blade battery yielding a 450 km WLTP driving range. Powered by a 218 PS / 320 Nm electric motor, it supports 11 kW AC home charging and peak 115 kW DC fast charging (30β80% in 20 minutes).
- BYD Atto 3 Ultra FWD: Driven by a 204 PS / 310 Nm front motor (0β100 km/h in 7.3s). Its 60.48 kWh Blade Battery delivers 420 km WLTP range and supports up to 110 kW DC fast charging with 7.0 kW AC charging.
π¨ Exterior Dimensions & Practicality
- Proton e.MAS 7 Premium Plus: Measures 4,615 mm in length with a 2,750 mm wheelbase, riding on 19-inch alloy wheels. It includes a hands-free powered tailgate and 461 litres of rear luggage space that expands to 1,877 litres.
- BYD Atto 3 Ultra FWD: Has a slightly smaller body footprint (4,455 mm length, 2,720 mm wheelbase) with 18-inch alloy wheels and a 434-litre boot.
ποΈ Cabin Comfort, Audio & Tech
BYD Atto 3 Ultra FWD: Highlights BYD’s signature 15.6-inch rotating central touchscreen, power-adjustable ventilated front seats, a panoramic glass sunroof, and NFC card keyless entry access.
Proton e.MAS 7 Premium Plus: Upgrades luxury with dual front massaging seats, a four-way power-adjustable passenger seat with memory and an integrated leg rest, a Windshield HUD, a 16-speaker Flyme audio system with driver headrest speakers, and an enhanced ADAS radar suite.









