2025 BYD Dolphin 420KM Free (Smart Driving) is a compact electric hatchback, ideal for urban/short trips with smart features.​
$7777.56
/ Pieces
Description
Description

Basic Information
Official Guide Price
¥99,800
Manufacturer
BYD
Class
Subcompact Car
Energy Type
Pure Electric
Launch Date
2025.02
Electric Motor
Pure electric, 95 horsepower
Electric Range (km) – MIIT
420
Charging Time (hours)
Fast charging: 0.42 hours / Slow charging: 6.44 hours
Fast Charging Range (% charged)
30–80%
Maximum Power (kW)
70 (95 Ps)
Maximum Torque (N·m)
180
Transmission
Single-speed electric transmission
Dimensions (L × W × H mm)
4280 × 1770 × 1570
Body Structure
5-door, 5-seat hatchback
Top Speed (km/h)
150
Official 0–50 km/h Acceleration Time (s)
4.3
Official 0–100 km/h Acceleration Time (s)

Electric Consumption per 100 km (kWh/100km)
11.2
Energy Equivalent Fuel Consumption (L/100km)
1.3
Vehicle Warranty
6 years or 150,000 km

以下是完整的英文翻译,保持原格式和结构,涵盖您提供的所有项目:车身、电机、电池、底盘、驾驶辅助、安全、配置和选装包等。


Body

Length (mm)
4280
Width (mm)
1770
Height (mm)
1570
Wheelbase (mm)
2700
Front Track (mm)
1530
Rear Track (mm)
1530
Minimum Ground Clearance (mm)

Body Structure
Hatchback
Number of Doors
5
Door Opening Type
Swing doors
Number of Seats
5
Curb Weight (kg)
1410
Gross Vehicle Weight (kg)
1835
Luggage Compartment Volume (L)
345–1320
Minimum Turning Radius
5.35 m


Electric Motor

Motor Description
Pure electric, 95 hp
Motor Type
Permanent magnet / synchronous
Total Motor Power (kW)
70
Total Motor Power (Ps)
95
Total Motor Torque (N·m)
180
Front Motor Max Power (kW)
70
Front Motor Max Torque (N·m)
180
Drive Motor Count
Single motor
Motor Layout
Front-mounted


Battery / Charging

Battery Type
Lithium iron phosphate (LFP)
Battery Technology
Blade battery
Cell Manufacturer
BYD (Fudi)
Battery Warranty
Lifetime warranty for first owner (terms apply)
Battery Capacity (kWh)
45.12
Battery Energy Density (Wh/kg)
140.0
Battery Charging Rate

Battery Charging
Fast charge: 0.42 h / Slow charge: 6.44 h

Fast Charge Port
Max Fast Charging Power (kW)
80
Fast Charge Port Location
Right front fender
Slow Charge Port Location
Right front fender
Battery Thermal Management System

Low‑Temperature Heating

Liquid Cooling
One‑Pedal Mode

VTOL Mobile Power Station Function
● Standard
VTOL Max External Discharge Power
3.3 kW
VTOV Max External Discharge Power


Transmission

Transmission Description
Single‑speed EV transmission
Gears
1
Transmission Type
Fixed‑ratio gearbox


Chassis / Steering

Drive Type
Front-engine, front-wheel drive
Front Suspension
MacPherson independent
Rear Suspension
Torsion-beam non-independent
Steering Type
Electric power steering
Body Construction
Unibody


Wheels / Brakes

Front Brake Type
Ventilated disc
Rear Brake Type
Solid disc
Parking Brake Type
Electronic parking brake
Front Tire Size
195/60 R16
Rear Tire Size
195/60 R16
Spare Tire Spec


Active Safety

● Standard / ○ Optional or Not Available
ABS (Anti-lock Braking System)

EBD / CBC (Electronic Brake-force Distribution)

Brake Assist (EBA/BA)

Traction Control (TCS/ASR)

Electronic Stability Control (ESP/DSC)

Active Safety Warning System

– Lane Departure Warning

– Forward Collision Warning

– Rear Collision Warning

– Rear-side (Cross-traffic) Warning

– Door Opening Warning

– Forward Cross-traffic Warning

– Forward Cross-traffic Brake
Autonomous Emergency Braking

Blind Spot Assist

Lane Keeping Assist

Lane Centering

Fatigue Driving Alert
Driver Monitoring System (DMS) Fatigue Detection
In‑Cabin Vital Sign Monitoring
Traffic Sign Recognition

Traffic Light Recognition
Night Vision System


Passive Safety

● Standard / ○ Optional or Not Available
Front Airbags
● Driver
● Passenger
Side Airbags
● Front row
Side Curtain Airbags

Front Knee Airbag
Center Airbag
Seat‑belt Reminder

TPMS (Tire Pressure Monitoring)
● Display
ISOFIX Child Seat Anchors

Pedestrian Protection Feature
Run‑flat Tires


Assistance & Control Features

● Standard / ○ Optional or Not Available
Parking Radar
● Front
● Rear
Front Vehicle Departure Reminder
Narrow Road Assist

Driver Assist Cameras
● Reversing camera
● 360° surround-view
Cruise Control
● Standard
● Adaptive cruise control
● Full-speed adaptive cruise
Automatic Lane Change Assist
● Standard
Ramp Exit/Entry Assist
● Standard
Navigation‑assisted Driving
● Highway sections
Driver Assistance Level
● Level 2
Automatic Parking
● Standard
Reverse Tracking
Memory Parking
Automated Valet Parking
● Standard
Auto Hold
● Standard
Hill‑start Assist (HAC)
● Standard
Hill Descent Control (HDC)

Variable Suspension Adjustment
Air Suspension
Air Suspension Type
Magnetorheological Suspension
Variable Steering Ratio System
Front Axle Limited-slip System
Rear Axle Limited-slip System
Center Differential Lock
All‑wheel Steering System
Drive Mode Selection
● Sport
● Snow
● ECO / Economy
● Standard / Comfort
Regenerative Braking System
● Standard
Comfort Braking
● Standard
Low‑speed Warning Sound
● Standard


Exterior Configuration

● Standard / ○ Optional or Not Available
Sunroof Type
Smart Dimming Roof
Roof Rails
Sport Appearance Package
Electric Spoiler
Active Grille Shutter
Alloy Wheels
● Standard
Frameless Doors
Hidden Door Handles
Tow Hook


Interior Configuration

● Standard / ○ Optional or Not Available
Steering Wheel Material
● Leather
Steering Wheel Adjustment
● Tilt / Telescopic
Electric Steering Adjustment
Multi‑function Steering Controls
Gear Selector Type
● Electronic stalk
Trip Computer Display
● Color
Instrument Cluster
● Full LCD
Cluster Size (inches)
● 8.8


Comfort / Anti‑theft Features

● Standard / ○ Optional or Not Available
Soft‑closing Doors
Power Tailgate
Sensor‑activated Tailgate
Tailgate Position Memory
Central Locking
● Standard
Remote Key Type
● Smart remote key
● NFC/RFID key
● Phone Bluetooth key
Keyless Entry
● Driver side
Keyless Start
● Standard
Remote Start
● Standard
Remote Vehicle Movement
● Standard
Vehicle Summon Feature
HUD (Head-Up Display)
Built‑in Dashcam
● Standard
Factory ETC
● Standard
Active Noise Cancellation
Wireless Phone Charging
110V/220V/230V Power Outlet
12V Power Outlet in Trunk


Seats

● Standard / ○ Optional or Not Available
Seat Material
● Synthetic leather
Sport Seats
Second‑row Individual Seats
Power Adjustable Seats
● Driver’s side
Rear Seat Folding
Driver Seat Adjustments
● Fore‑aft
● Recline
● Height
Driver Seat Headrest Adjustment
Passenger Seat Adjustments
● Fore‑aft
● Recline
Passenger Headrest Adjustment
Second‑row Seat Adjustments
Second‑row Headrest Adjustment
Front Seat Functions
Second‑row Seat Functions
Boss Key
Armrests (Front / Rear)
● Front
Rear Cupholders
Heated/Cooled Cupholders
Rear Seat Folding Ratio
● Full row fold-down
Second‑row Tray Tables


Smart Connectivity

● Standard / ○ Optional or Not Available
Central Screen Size (inches)
● 12.8
Screen Material
Satellite Navigation System
● Standard
AR Navigation
Navigation Traffic Info Display
● Standard
Map Provider
● Baidu
Roadside Assistance Service
Bluetooth / In-car Phone
● Standard
Smartphone Connectivity/Mirroring
Connected Car (IoV)
● Standard
4G/5G Network
● 5G
OTA Updates
● Standard
Face Recognition
Fingerprint Recognition
Voiceprint Recognition
Emotion Recognition
Voice Control System
● Standard
Voice Wake-free Mode
● Standard
Multi-zone Voice Wake
● Driver
● Passenger
Continuous Voice Recognition
● Standard
Point‑and‑Speak Recognition
● Standard
Voice Assistant Wake Word
“Hi Xiao Di”
Gesture Control
Wi‑Fi Hotspot
● Standard


Entertainment

● Standard / ○ Optional or Not Available
Multi‑finger Gesture Control
App Store
● Standard
Multimedia Ports
● SD slot
● USB/Type‑C
USB/Type‑C Port Count
● 2 front
USB/Type‑C Max Output
60 W (front)
In‑car TV
Rear Seat Screens
Simulated Engine Sound
Audio Brand
Number of Speakers
● 6
Rear Seat Media Controls


Lighting Configuration

● Standard / ○ Optional or Not Available
Low Beam
● LED
High Beam
● LED
Daytime Running Lights
● Standard
Adaptive High/Low Beam
● Standard
Automatic Headlights
● Standard
Cornering Lights
Front Fog Lights
Adaptive Front-light System (AFS)
Headlight Height Adjustment
● Standard
Headlight Cleaning
Ambient Lighting
Active Ambient Lighting
Special Lighting Features
Projection Light Technology
Delayed Headlight Off
● Standard
Rain/Fog Mode


Windows / Mirrors

● Standard / ○ Optional or Not Available
Power Windows
● Front
● Rear
One‑touch Up/Down Windows
● All
Anti‑pinch Windows
● Standard
Side Mirror Functions
● Power-adjustable
● Heated
● Power-folding
● Auto‑fold on lock
Interior Rear-view Mirror
Vanity Mirrors
● Driver + light
● Passenger + light
Rear Privacy Glass
Interior Sunshades
Rain-sensing Wipers
Rear Wiper
● Standard
Openable Rear Window
Multi-layer Soundproof Glass
● Front
Heated Windshield
Heated Washer Nozzles


A/C / Fridge

● Standard / ○ Optional or Not Available
A/C Control Type
● Automatic
Rear Independent A/C
Rear A/C Vents
● Standard
Dual-zone Climate Control
In-car Air Purifier
PM2.5 Filter
● Standard
Ion Generator
Fragrance System
AQS Air Quality Control
Car Fridge
Fridge Features


Intelligent System & Driving Assistance

Driver Assistance System
● DiPilot 100
Assist Chip
● NVIDIA DRIVE Orin N
Assist Chip Power (TOPS)
● 84
In‑car Smart System
● DiLink
Smart Chip
● D100
System RAM (GB)
● 12
System Storage (GB)
● 256

Remote App Features
● Digital key
● Vehicle monitoring
● Remote control
● Charging management
● Service booking
Heat Pump Management
● Standard
Forward Max Detection Range (m)
● 350
Exterior Cameras
● 12
Exterior Camera Resolution
● 8 MP × 3
Interior Camera Resolution
Ultrasonic Radars
● 12
Millimeter‑wave Radars
● 5
Sub‑meter High-precision Positioning
High-precision Mapping
Sentinel (Surveillance) Mode
● Standard
V2X Communication


Optional Packages

● Standard / ○ Optional or Not Available
Custom Options
Exterior, interior, wheels, brakes

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