Xiaomi Redmi K40 vs Xiaomi Redmi 9A
Comparing 2 products
| General Overview | ||
| Device Type | Bar | Bar |
| Model | M2012K11AC, M2011K2C | Xiaomi Redmi 9A |
| Announced | 2021, February | 2020, June |
| Released | 2021, February | 2020, June |
| Status | Available | Available |
| Design | ||
| Type | Bar | Bar |
| Dimensions | 163.7 x 76.4 x 7.8 mm (6.44 x 3.01 x 0.31 in) | - |
| Weight | 196 g (6.91 oz) | - |
| Colors | Black, White, Aurora | Granite Gray, Peacook Green, Sky Blue |
| Network | ||
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G Network | 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42 | LTE |
| 5G Network | 1, 3, 28, 41, 77, 78 SA/NSA/Sub6 | - |
| SIM | Nano SIM | Nano SIM |
| Dual SIM | Yes, Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) |
| Display | ||
| Display Type | Super AMOLED | IPS LCD |
| Size | 6.67 inches, 107.4 cm2 (~85.9% screen-to-body ratio) | 6.53 inches, 102.9 cm2 |
| Resolution | 1080 x 2400 pixels | 720 x 1600 pixels |
| Display Colors | 16M colors | 16M colors |
| Pixel Density | 395 ppi density | 269 ppi density |
| Touch Screen | Capacitive Touchscreen | Capacitive Touchscreen |
| Display Protection | Corning Gorilla Glass 5 | - |
| Features | 120Hz HDR10+ 1300 nits (peak) | - |
| Media | ||
| FM Radio | No | Yes |
| Earphone Jack | No | Yes |
| Camera | ||
| Camera Set | Triple Cameras | Single Camera |
| Main Camera | 48 MP, f/1.8, 26mm (wide), 1/2", 0.8µm, PDAF | 13 MP, (wide), f/2.2, PDAF |
| 2nd Camera | 8 MP, f/2.2, 119˚ (ultrawide) | - |
| 3rd Camera | 5 MP, 50mm (macro), 1/5.0", 1.12µm | - |
| Camera Video | 4K@30fps, 1080p@30/60/120/240/960fps, gyro-EIS | 1080p@30fps |
| Features | HDR, panorama | HDR, panorama |
| Flash | LED Flash | LED Flash |
| Selfie Set | Single Camera | Single Camera |
| Selfie Camera | 20 MP, (wide), 1/3.4", 0.8µm | 5 MP, f/2.4, 27mm (wide) |
| Selfie Video | 1080p@30fps, 720p@120fps | 1080p@30fps |
| Features | HDR | - |
| Software | ||
| OS | Android 11 | Android 10 |
| User Interface | MIUI 12 | MIUI 12 |
| Hardware | ||
| Chipset | Qualcomm SM8250-AC Snapdragon 870 5G (7 nm) | MediaTek Helio G25 (12 nm) |
| CPU | Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585) | Octa-core 2.0 GHz Cortex-A53 |
| GPU | Adreno 650 | PowerVR GE8320 (650 MHz) |
| RAM | 8/12 GB | 2 GB |
| Internal Storage | 128/256 GB | 32 GB |
| Card Slot | No | Yes microSD, up to 128 GB (dedicated slot) |
| Sensors | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, color spectrum | Fingerprint (rear-mounted), accelerometer, gyro, proximity |
| Connectivity | ||
| Bluetooth | 5.2, A2DP, LE | 5.0, A2DP, LE |
| Wi-fi | Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct | Wi-Fi 802.11 b/g/n |
| Wi-fi Hotspot | Yes | Yes |
| USB | USB Type-C 2.0, USB On-The-Go | 2.0, Type-C 1.0 reversible connector, USB On-The-Go |
| GPS | Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS, NavIC | Yes, with A-GPS |
| NFC | Yes | No |
| Data | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A, 5G | HSPA 42.2/5.76 Mbps, LTE-A |
| Battery | ||
| Battery Type | Li-Poly (Lithium Polymer) | Li-Poly (Lithium Polymer) |
| Capacity | 4520 mAh, Battery | 5000 mAh battery |
| Placement | Non-removable | Non-removable |
| Fast Charging | Yes, 33W, 100% in 52 min (advertised), Power Delivery 3.0, Quick Charge 3+ | - |
