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- Ace Racing vs Redmi K40S
OnePlus Ace Racing vs Xiaomi Redmi K40S
What Ace Racing does better (6) and where Redmi K40S wins (8) — every spec side by side.
vs
5.7Display7.9
7.2Camera8.0
7.2Battery5.5
8.7Features6.9
Dimensions
Size comparison
Ace RacingRedmi K40S
| Ace Racing | Redmi K40S | Difference | |
|---|---|---|---|
| Height | 164.3 mm | 163.2 mm | +1.1 mm |
| Width | 75.8 mm | 76 mm | −0.2 mm |
| Thickness | 8.7 mm | 7.7 mm | +1 mm |
| Weight | 205 g | 195 g | +10 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Ace Racing better than Redmi K40S?
- Battery capacity5,000 mAh vs 4,500 mAh+11%
- Main camera64 MP vs 48 MP+33%
- 3.5 mm headphone jackYes · Redmi K40S: No
- Process5 nm vs 7 nm+40%
- Main camera aperturef/1.7 vs f/1.8+6%
- Charged in 30 min83% vs 79%+5%
Why is Redmi K40S better than Ace Racing?
- Peak brightness480 nits vs 1,300 nits2.7×
- OLED panelNo · Ace Racing: Yes
- Optical stabilisationNo · Ace Racing: Yes
- CPU frequency2.85 GHz vs 3.2 GHz+12%
- Weight205 g vs 195 g+5%
- Selfie camera16 MP vs 20 MP+25%
- Thickness8.7 mm vs 7.7 mm+13%
- Screen-to-body ratio83.9% vs 86.6%+3%
Specifications
Side by side
| Design | ||
| Weight | 205 g | 195 g |
| Thickness | 8.7 mm | 7.7 mm |
| Height | 164.3 mm | 163.2 mm |
| Width | 75.8 mm | 76 mm |
| Back | — | Plastic |
| Ingress protection | — | IP53 |
| Water resistance (IPx) | — | IPx3 |
| Glass protection | — | Corning Gorilla Glass 5 |
| Colours | Black, Blue | Black, Gray, Blue, Green |
| Display | ||
| Screen size | 6.6″ | 6.7″ |
| Panel | IPS LCD | AMOLED |
| OLED panel | No | Yes |
| Resolution (width) | 1,080 px | 1,080 px |
| Resolution (height) | 2,412 px | 2,400 px |
| Pixel density | 401 ppi | 395 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 480 nits | 1,300 nits |
| Screen-to-body ratio | 83.9% | 86.6% |
| HDR | — | Yes |
| Performance | ||
| Chipset | Mediatek Dimensity 8100 Max | Qualcomm SM8250-AC Snapdragon 870 5G |
| Chip maker | MediaTek | Qualcomm |
| Process | 5 nm | 7 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2.85 GHz | 3.2 GHz |
| GPU | Mali-G610 MC6 | Adreno 650 |
| Memory | ||
| RAM | 12 GB | 12 GB |
| Storage (max) | 256 GB | 256 GB |
| Storage (base) | 128 GB | 128 GB |
| Storage type | UFS 3.1 | UFS 3.1 |
| Memory card slot | No | No |
| Camera | ||
| Main camera | 64 MP | 48 MP |
| Main camera aperture | f/1.7 | f/1.8 |
| Main sensor size | — | 1/2.0" |
| Rear cameras | 2 | 2 |
| Optical stabilisation | No | Yes |
| Ultra-wide camera | Yes | Yes |
| Telephoto camera | No | No |
| Max video | 4K | 4K |
| 4K video frame rate | 30 fps | 30 fps |
| Selfie camera | 16 MP | 20 MP |
| 4K selfie video | No | No |
| Battery | ||
| Battery capacity | 5,000 mAh | 4,500 mAh |
| Battery type | Li-Po | Li-Po |
| Wired charging | 67 W | 67 W |
| Charged in 30 min | 83% | 79% |
| Wireless charging | No | No |
| Connectivity | ||
| 5G | Yes | Yes |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 6 | Wi-Fi 6 |
| Bluetooth | 5.3 | 5.2 |
| NFC | Yes | Yes |
| USB | USB Type-C 2.0 | USB Type-C 2.0 |
| USB version | 2 | 2 |
| Dual-band GPS | — | Yes |
| Satellite navigation | GLONASS, GALILEO, BDS, QZSS | GLONASS, GALILEO, BDS, QZSS, NavIC |
| Features | ||
| Stereo speakers | Yes | Yes |
| 3.5 mm headphone jack | Yes | No |
| Fingerprint sensor | Side | Side |
| Sensors | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass |
| Software | ||
| OS at launch | Android 12 | Android 12 |
| Platform | Android | Android |
| Interface | ColorOS 12.1 | MIUI 13 |
