Engineering Deep-Dive: 2026 MG S5 EV COM (MSP Architecture) Detailed Technical Breakdown

Executive Overview & Vehicle Identity

• Segment: C-Segment Compact All-Electric SUV / Crossover
• Platform Architecture: SAIC Modular Scalable Platform (MSP / Nebula Pure Electric Architecture)
• Assembly / Origin: Locally Assembled / CKD (Malaysia)
• Drivetrain Layout: Rear-Mounted Single Motor, Rear-Wheel Drive (RWD)
• Trim Level: COM (Entry CKD Variant)
• Retail Pricing (Effective 20 August 2026):
  • Peninsular Malaysia: RM 103,900 (Selling Price) / RM 104,468 (OTR without Insurance)
  • East Malaysia: RM 106,900 (Selling Price) / RM 107,228 (OTR without Insurance)
• Warranty Coverage: 7-Year / 150,000 km Vehicle Warranty; 8-Year / 180,000 km High-Voltage Battery Warranty

MG S5 EV COM DOSSIER OVERVIEW

• Propulsion: Rear-Axle Permanent Magnet Synchronous Motor (125 kW / 170 PS / 250 Nm)
• Traction Battery: 49 kWh Lithium Iron Phosphate (LFP) Pack
• Charging Architecture: 120 kW DC Fast Charging (CCS2) + 7 kW AC Onboard Charger (Type 2)
• Chassis Hardware: MacPherson Front / 5-Link Independent Rear + XDS Electronic Differential
• Driver Assistance & Safety: Full MG Pilot ADAS Suite Standard + 7 Airbags (with Center Airbag)
• Packaging & Practicality: 2,730 mm Wheelbase | 453L to 1,441L Luggage Capacity

1. Electric Drive Unit (EDU) & Propulsion Architecture

The MG S5 EV COM is powered by a high-efficiency rear-mounted electric drive unit utilizing hairpin winding stator technology to deliver linear, rear-biased acceleration.

Propulsion Flow: 49 kWh LFP Pack -> High-Efficiency Inverter -> Rear-Mounted PSM Motor (125 kW / 250 Nm) -> Single-Speed Reducer -> Rear Wheels

• Motor Configuration: Single rear-axle mounted Permanent Magnet Synchronous Motor (PSM)
• Drivetrain Layout: Rear-Wheel Drive (RWD)
• Maximum Power Output: 125 kW (170 PS / 168 hp)
• Maximum Torque Output: 250 Nm (184.4 lb-ft)
• Transmission Type: Single-Speed Fixed-Ratio Reduction Gearbox
• Differential System: XDS Electronic Differential Lock (applies micro-braking to the inside rear wheel under load to counter power-on understeer)
• Acceleration (0–100 km/h): 8.0 seconds
• Energy Recuperation (KERS): 3-Level Kinetic Energy Recovery System + Dedicated One-Pedal Drive mode

2. High-Voltage Battery & Charging Kinematics

The COM variant utilizes a stable Lithium Iron Phosphate (LFP) chemistry engineered for high thermal stability and consistent cyclic longevity.

• Battery Chemistry: Lithium Iron Phosphate (LFP)
• Gross Battery Capacity: 49.0 kWh
• Certified Driving Range:
  • WLTP Combined:340 km
    
  • NEDC Standard:415 km
    
• DC Fast-Charging:
  • Maximum DC Charge Power: 120 kW (CCS2 interface)
  • Charge Port Feature: Integrated illuminated charging port light
• AC Charging:
  • Onboard AC Charger: 7.0 kW Single-Phase AC (Type 2 interface)
• Bi-Directional Power: Vehicle-to-Load (V2L) external power supply functionality standard

3. Chassis, Suspension, Steering & Braking Dynamics

Unlike typical price-tier electric crossovers that utilize cost-cutting rear torsion beams, the MG S5 COM retains a dedicated 5-link independent rear suspension architecture across its MSP underpinnings.

Subsystem	Engineering Specification
Front Suspension	Independent MacPherson Strut with coil springs and anti-roll stabilizer bar
Rear Suspension	Independent Multi-Link (5-Link) axle with isolated subframe mounting
Front Brakes	Ventilated disc brakes with floating single-piston calipers
Rear Brakes	Solid disc brakes with integrated Electric Parking Brake (EPB) and Auto-Hold
Steering System	Electric Power Steering (EPS), Tilt & Telescopic adjustable steering column
Active Aerodynamics	Active Grille System (AGS) with electronically controlled front shutter flaps
Wheel Fitment	17-inch Alloy Wheels
Factory Tire Spec	215/60 R17 Low Rolling Resistance compound

4. Dimensions, Weights & Spatial Packaging

       ◄──────────────────── 4,476 mm (Length) ────────────────────►
       ┌───────────────────────────────────────────────────────────┐ ▲
       │  [Spacious 5-Seater Cabin]       [453L – 1,441L Boot]     │ │ 1,621 mm
       └──────┬────┬───────────────────────────────────┬────┬───────┘ ▼
              │    │◄─────── 2,730 mm (Wheelbase) ────►│    │

• Overall Length: 4,476 mm
• Overall Width: 1,849 mm
• Overall Height: 1,621 mm
• Wheelbase: 2,730 mm
• Cargo Capacity (VDA Standard):
  • Rear Seats Upright: 453 Litres
    
  • Rear Seats Folded (60:40 Split): 1,441 Litres
    
• Exterior Hardware: Integrated functional roof rails, rear wiper with washer nozzle, and LED high-mount third brake lamp

5. Standard Equipment, ADAS Suite & Cockpit Electronics

The CKD COM specification includes the complete MG Pilot active safety suite and high-resolution dual-screen displays as standard.

Active Safety: MG Pilot ADAS Matrix

• Adaptive Cruise Control (ACC) with Traffic Jam Assist (TJA)
• Forward Collision Warning (FCW) & Forward Collision Mitigation (FCM)
• Automatic Emergency Braking (AEB) with Pedestrian Alert System
• Lane Departure Warning (LDW) & Lane Keep Assist (LKA)
• Lane Change Assist (LCA) & Blind Spot Detection (BSD)
• Rear Cross Traffic Alert (RCTA) & Rear Collision Warning (RCW)
• Door Opening Warning (DOW)
  
• Driver Monitoring Systems: Driver Fatigue Monitoring & Driver Distraction Monitoring
• Speed Management: Speed Limit Recognition, Overspeed Audible Warning & Speed Limit Change Warning
• Lighting Assist: Auto Headlight Control with Intelligent High Beam Control (IHBC)

Passive Safety & Dynamic Stability

• Airbag Configuration: 7 SRS Airbags (Dual Front, Front Side Thorax, Full-Length Curtain, and Far-Side Front Center Airbag)
• Chassis Electronics: ABS + EBD + EBA + FBS + BDW
• Stability Suite: Vehicle Dynamic Control (VDC), Cornering Brake Control (CBC), Traction Control (TCS), Engine Drag Torque Control (MSR), Active Rollover Protection (ARP), Hill Hold Control (HHC), and Hill Descent Control (HDC)
• Monitoring & Anchors: Tyre Pressure Monitoring System (TPMS) and dual rear ISOFIX anchorages

Cockpit & Connectivity

• Driver Instrument Panel: 10.25-inch Virtual Display digital instrument cluster
• Central Infotainment Display: 12.8-inch HD touchscreen interface with SAIC iSMART connectivity
• Smartphone Integration:Wireless Apple CarPlay and Wireless Android Auto
  
• Audio Setup: 4 Premium Audio Speakers
• Power & Ports: 3x USB ports + 1x 12V auxiliary power socket
• Cabin Comfort: Polyurethane tilt/telescopic steering wheel, fabric upholstery, 6-way manual driver seat, 4-way manual passenger seat, single-zone automatic climate control with rear air vents, and rear center armrest
• Convenience Hardware: Rain-sensing wipers, power-foldable side mirrors, Follow-Me-Home lighting, and rear reverse parking camera with rear acoustic sensors
• Available Exterior Finishes: Grey, Silver

6. Variant Differences: COM vs LUX Spec Delta

Engineering & Feature Spec	MG S5 EV COM (This Spec)	MG S5 EV LUX (Step-Up Variant)
Peninsular Malaysia Price	RM 103,900	RM 116,900
Battery Size / Chemistry	49 kWh LFP	62 kWh LFP
Motor Output	170 PS (125 kW) / 250 Nm	203 PS (151 kW) / 350 Nm
0–100 km/h Acceleration	8.0 seconds	7.0 seconds
WLTP Driving Range	340 km	446 km
Peak DC Fast Charging	120 kW	150 kW
Wheel & Tire Setup	17-inch (215/60 R17)	18-inch (225/55 R18)
Seat Material & Adjustment	Manual Fabric Seats	Powered & Ventilated Leatherette Seats
Steering Wheel	Polyurethane	Leather-Wrapped
Parking Camera	Reverse Camera	360° Surround View Camera
Tailgate Operation	Manual Lift	Powered Tailgate with Kick Sensor
Roof Configuration	Standard Solid Roof	Panoramic Sunroof
Audio Setup	4 Speakers	6 Speakers + Voice Command
Exclusive Paint Option	Grey, Silver	Grey, Silver + Gold

7. Performance, Benchmarking & Certified Efficiency

Calculated Engineering Metrics

• Power-to-Torque Ratio: 0.68 PS per Nm
• Charging Velocity (DC): Replenishes from 10% to 80% SoC in approximately 26 minutes at a 120 kW+ DC terminal
• Energy Density / Efficiency Rating: ~14.4 kWh / 100 km (WLTP combined equivalent)

8. Comparative Segment Matrix: Entry C-Segment EV Crossovers

Engineering Parameter	MG S5 EV COM (CKD)	BYD Atto 3 (Dynamic / Standard)	Proton e.MAS 7 (Prime)
Starting Price (Peninsular)	RM 103,900	~RM 123,000	~RM 109,800
Drivetrain Layout	Rear-Wheel Drive (RWD)	Front-Wheel Drive (FWD)	Front-Wheel Drive (FWD)
Motor Output	170 PS (125 kW) / 250 Nm	204 PS (150 kW) / 310 Nm	218 PS (160 kW) / 320 Nm
Battery Type / Capacity	49.0 kWh LFP	49.9 kWh Blade LFP	49.5 kWh Aegis LFP
WLTP Driving Range	340 km	345 km	345 km
Peak DC Fast Charge Rate	120 kW	70 kW	80 kW
Rear Suspension	5-Link Independent Multi-Link	Multi-Link Independent	Multi-Link Independent
Airbag Count	7 Airbags (with Center Bag)	7 Airbags	6 Airbags
Full ADAS Level 2	Standard (MG Pilot)	Standard (DiPilot)	Standard (Level 2)
Boot Space (Seats Up)	453 Litres	440 Litres	461 Litres