Size comparison · drawn to scale
BYD Atto 3 SC2E vs Mercedes-Benz EQA H243: size comparison
- Length About the same length
- Width Atto 3 SC2E 41 mm2 in wider
- Height About the same height
- Boot Atto 3 SC2E 150 L5.3 cu ft more
Car 1 blue, solid outline

Car 2 coral, dashed outline
Change cars
Zoom in to read the measurements - or see the table below.
Scale about 1:21 on a desktop screen · grid 500 mm1 ft · in Overlay both cars start at the front bumper Side view: dashed lines mark the axles Front view: width without mirrors Top view: footprint on the road
Dimensions and difference
The Atto 3 SC2E is 8 mm0.3 in shorter, 41 mm2 in wider and 5 mm0.2 in lower than the EQA H243. Its wheelbase is 9 mm0.4 in shorter.
| Dimension | Atto 3 SC2E | EQA H243 | Difference, car 1 vs car 2 |
|---|---|---|---|
| Length | 4,455 mm14 ft 7 in14 ft 7 in4,455 mm | 4,463 mm14 ft 8 in14 ft 8 in4,463 mm | −8 mm−0.3 in −0.2% |
| Width | 1,875 mm6 ft 2 in6 ft 2 in1,875 mm | 1,834 mm6 ft 0 in6 ft 0 in1,834 mm | +41 mm+2 in +2.2% |
| Height | 1,615 mm5 ft 4 in5 ft 4 in1,615 mm | 1,620 mm5 ft 4 in5 ft 4 in1,620 mm | −5 mm−0.2 in −0.3% |
| Wheelbase | 2,720 mm8 ft 11 in8 ft 11 in2,720 mm | 2,729 mm8 ft 11 in8 ft 11 in2,729 mm | −9 mm−0.4 in −0.3% |
| Footprint | 8.35 m²89.9 sq ft89.9 sq ft8.35 m² | 8.19 m²88.1 sq ft88.1 sq ft8.19 m² | +0.17 m²+1.8 sq ft +2.1% |
| Boot | 490 L17.3 cu ft17.3 cu ft490 L | 340 L12.0 cu ft12.0 cu ft340 L | +150 L+5.3 cu ft +44.1% |
| Kerb weight | 1,825–1,880 kg4,023–4,145 lb4,023–4,145 lb1,825–1,880 kg | Not in our catalog yet | - |
Width without mirrors. Figures come from the catalog version pages; the drawing uses the same numbers. Body outlines are generic for the body type - proportions are exact, styling is not. Weight difference compares the lightest versions.
Garage and parking
A typical single garage is about 5.5 × 3.0 m18 ft 1 in × 9 ft 10 in inside; a parking bay about 5.0 × 2.5 m16 ft 5 in × 8 ft 2 in. Room to open a door: about 600 mm2 ft each side.
Atto 3 SC2E
- Single garage
- Tight 1,045 mm3 ft 5 in to spare in length, 563 mm1 ft 10 in each side
- Parking bay
- Tight 545 mm1 ft 9 in to spare in length, 313 mm1 ft 0 in each side
EQA H243
- Single garage
- Tight 1,037 mm3 ft 5 in to spare in length, 583 mm1 ft 11 in each side
- Parking bay
- Tight 537 mm1 ft 9 in to spare in length, 333 mm1 ft 1 in each side
Frequently asked questions
Which is bigger, the BYD Atto 3 SC2E or the Mercedes-Benz EQA H243?
The BYD Atto 3 SC2E is the bigger car by footprint (length × width). The Atto 3 SC2E is 8 mm shorter, 41 mm wider and 5 mm lower than the EQA H243. Its wheelbase is 9 mm shorter.
Will the BYD Atto 3 SC2E and the Mercedes-Benz EQA H243 fit in a standard garage?
In a typical single garage of 5.5 × 3.0 m inside: The BYD Atto 3 SC2E fits, but it is tight to get out (1,045 mm to spare in length, 563 mm each side). The Mercedes-Benz EQA H243 fits, but it is tight to get out (1,037 mm to spare in length, 583 mm each side). Widths are without mirrors; check your own garage with our garage checker.
Which has the bigger boot?
The BYD Atto 3 SC2E: 490 L against 340 L in the Mercedes-Benz EQA H243 (seats up, as quoted by the maker).
Drawn to one scale
Both cars use the same millimetre grid, so a longer bonnet or a taller roof shows exactly as it is.
Wheels at the real wheelbase
Dashed lines mark the axles. In Overlay both cars start at the front bumper; car 2 has a dashed outline.
Will it fit my garage?
Switch to Top view, or to feet and inches if your garage plan is in feet. Allow about 600 mm (2 ft) for opening the doors.
