Xiaomi Redmi K40 vs OnePlus 9 compare
The best smartphone comparison tool: compare Xiaomi Redmi K40 vs OnePlus 9 and choose the best model for you
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Xiaomi Redmi K40
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Xiaomi Redmi K40 vs OnePlus 9
What is the difference between the Xiaomi Redmi K40 and OnePlus 9? Which one is better? The answers to these questions and many more can be found here in this detailed comparison of the two phones. Discover the differences in specs between these two desirable devices, from screen size to battery life, in the table below. We have all the information you need to choose the best phone for you.
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Common specs
| Brand and model | Xiaomi Redmi K40 | OnePlus 9 | |
| Rating | (+) | (+) | |
| Review | |||
| Release date | 2021, February 25 | 2021, March 23 | |
| Dimensions (HxWxD) | 163.7 x 76.4 x 7.8 mm | 6.44 x 6.44 x 3.01 in | 160 x 74.2 x 8.7 mm | 6.3 x 6.3 x 2.92 in | |
| Weight | 196 g | 6.91 oz | 192 g | 6.77 oz | |
| Body Build | Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frame | ||
| Colors | Black, White, Aurora | Winter Mist, Arctic Sky, Astral Black | |
| Battery | 4520 mAh, Li-Po, non-removable | 4500 mAh, Li-Po, non-removable | |
| Approximate price | 280 EUR |
Screen
| Technology | Super AMOLED | Fluid AMOLED | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | |
| Display colors | 16M | 16M | |
| Screen size | 6.67" inc | 6.55" inc | |
| Screen area | 107.4 cm2 | 103.6 cm2 | |
| Screen format | 20:9 (height:width) | 20:9 (height:width) | |
| Screen to body ratio | 85.9% | 87.6% | |
| Screen resolution | 1080 x 2400 px | 1080 x 2400 px | |
| Screen PPI /points per inch/ | 395 PPI | 402 PPI | |
| Screen protection | Corning Gorilla Glass 5 | Corning Gorilla Glass 5 | |
| Other specs | - 120Hz -HDR10+ -1300 nits (peak) |
- Always-on display -120Hz -HDR10+ -1100 nits (peak) |
Camera and Video
| Rear camera, main | 48 MP, Triple | 48 MP, Triple | |
| Camera specs | -48 MP, f/1.8, 26mm (wide), 1/2", 0.8µm, PDAF -8 MP, f/2.2, 119˚ (ultrawide) -5 MP, f/2.4, 50mm (macro), 1/5.0", 1.12µm |
-48 MP, f/1.8, 23mm (wide), 1/1.43", 1.12µm, omnidirectional PDAF -50 MP, f/2.2, 14mm (ultrawide), 1/1.56", 1.0µm -2 MP, f/2.4, (monochrome) |
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| Functions | LED flash, HDR, panorama | Hasselblad Color Calibration, dual-LED flash, HDR, panorama | |
| Video | 4K@30fps, 1080p@30/60/120/240/960fps, gyro-EIS | 8K@30fps, 4K@30/60fps, 1080p@30/60/240fps, Auto HDR, gyro-EIS | |
| DxOMark Main Score | 115 | ||
| DxOMark Photo | 123 | ||
| DxOMark Video | 104 | ||
| Front camera, selfie | 20 MP, Single | 16 MP, Single | |
| Specifications | 20 MP, f/2.5, (wide), 1/3.4", 0.8µm | 16 MP, f/2.4, (wide), 1/3.06'', 1.0µm | |
| Functions | HDR | Auto-HDR | |
| Video | 1080p@30fps, 720p@120fps | 1080p@30fps, gyro-EIS |
Performance
| Operating system - OS | Android 11, MIUI 12 | Android 11, OxygenOS 11.2.2 | |
| Chipset | - Qualcomm SM8250-AC Snapdragon 870 5G (7 nm) | - Qualcomm SM8350 Snapdragon 888 (5 nm) | |
| Processor CPU | - Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585) | - Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680 | |
| Graphics processor GPU | Adreno 650 | Adreno 660 | |
| External memory | No | No | |
| Internal memory | 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM | 128GB 8GB RAM, 256GB 12GB RAM |
Benchmark
| Antutu 9 Total | 722021 | 808002 | |
| GeekBench 6 Single Core | 1177 | ||
| GeekBench 6 Multi Core | 3053 | ||
| GeekBench 6 OpenCL | 2911 | ||
| GeekBench 6 Vulkan | 3126 | ||
| GeekBench 5 Single Core | 917 | 1055 | |
| GeekBench 5 Multi-Core | 3083 | 3428 |
Communication and Connectivity
| SIM card | Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) | |
| Network | GSM / CDMA / HSPA / CDMA2000 / LTE / 5G | GSM / CDMA / HSPA / LTE / 5G | |
Show all network frequencies: |
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| Speed | HSPA 42.2/5.76 Mbps, LTE-A, 5G | HSPA 42.2/5.76 Mbps, LTE-A (CA) Cat20 2000/200 Mbps, 5G | |
| GPRS | Yes | Yes | |
| Edge | Yes | Yes | |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, DLNA, hotspot | |
| GPS | Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS, NavIC | Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, SBAS | |
| NFC | Yes | Yes | |
| USB | USB Type-C 2.0, USB On-The-Go | USB Type-C 3.1, USB On-The-Go | |
| Bluetooth | 5.1, A2DP, LE | 5.2, A2DP, LE, aptX HD | |
Music and Audio
| Radio | No | No | |
| Headphone jack | No | No | |
| Others | - 24-bit/192kHz audio | - 24-bit/192kHz audio |
Other features
| Sensors | - Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, color spectrum , Infrared port | - Fingerprint (under display, optical), accelerometer, gyro, proximity, compass, color spectrum | |
| Other extras |
- Fast charging 33W, 100% in 52 min -Power Delivery 3.0 -Quick Charge 3+ |
- Fast charging 65W, 1-100% in 29 min -Fast wireless charging 15W (EU only) -USB Power Delivery |
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