Xiaomi Mi A3 vs Xiaomi Redmi K40
Comparing 2 products
| General Overview | ||
| Device Type | Bar | Bar |
| Model | Mi A3 | M2012K11AC, M2011K2C |
| Announced | 2019, July | 2021, February |
| Released | 2019, July | 2021, February |
| Status | Available | Available |
| Design | ||
| Type | Bar | Bar |
| Dimensions | 153.5 x 71.9 x 8.5 mm (6.04 x 2.83 x 0.33 in) | 163.7 x 76.4 x 7.8 mm (6.44 x 3.01 x 0.31 in) |
| Weight | 173.8 g (6.14 oz) | 196 g (6.91 oz) |
| Protection | Back glass (Gorilla Glass 5), aluminum frame | - |
| Colors | Kind of Gray, Not just Blue, More than White | Black, White, Aurora |
| Network | ||
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 |
| 3G Network | HSDPA 850 / 900 / 1700 / 1900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO |
| 4G Network | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 20(800), 28(700), 38(2600), 40(2300) - SIM 1 & SIM 2 | 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42 |
| SIM | Nano SIM | Nano SIM |
| Dual SIM | Yes, Dual SIM (Nano-SIM, dual stand-by) | Yes, Dual SIM (Nano-SIM, dual stand-by) |
| 5G Network | - | 1, 3, 28, 41, 77, 78 SA/NSA/Sub6 |
| Display | ||
| Display Type | Super AMOLED | Super AMOLED |
| Size | 6.01 inches, 88.7 cm2 (~80.3% screen-to-body ratio) | 6.67 inches, 107.4 cm2 (~85.9% screen-to-body ratio) |
| Resolution | 720 x 1560 pixels | 1080 x 2400 pixels |
| Display Colors | 16M Colors | 16M colors |
| Pixel Density | 286 ppi density | 395 ppi density |
| Touch Screen | Yes, Capacitive Touchscreen | Capacitive Touchscreen |
| Display Protection | Corning Gorilla Glass 5 | Corning Gorilla Glass 5 |
| Features | - | 120Hz HDR10+ 1300 nits (peak) |
| Media | ||
| FM Radio | Yes | No |
| Earphone Jack | Yes | No |
| Camera | ||
| Camera Set | Triple Cameras | Triple Cameras |
| Main Camera | 48 MP, f/1.8, (wide), 1/2", 0.8µm, PDAF | 48 MP, f/1.8, 26mm (wide), 1/2", 0.8µm, PDAF |
| 2nd Camera | 8 MP, (ultrawide), f/2.2, 1.12µm | 8 MP, f/2.2, 119˚ (ultrawide) |
| 3rd Camera | 2 MP, f/2.4, depth sensor | 5 MP, 50mm (macro), 1/5.0", 1.12µm |
| Camera Video | 2160p@30fps, 1080p@30/60/120fps | 4K@30fps, 1080p@30/60/120/240/960fps, gyro-EIS |
| Features | HDR, panorama | HDR, panorama |
| Flash | LED Flash | LED Flash |
| Selfie Set | Single Camera | Single Camera |
| Selfie Camera | 32 MP, f/2.0, 0.8µm | 20 MP, (wide), 1/3.4", 0.8µm |
| Selfie Video | 1080p@30fps | 1080p@30fps, 720p@120fps |
| Features | HDR | HDR |
| Software | ||
| OS | Android 9.0 (Pie) | Android 11 |
| User Interface | Android One | MIUI 12 |
| Hardware | ||
| Chipset | Qualcomm SDM665 Snapdragon 665 (11 nm) | Qualcomm SM8250-AC Snapdragon 870 5G (7 nm) |
| CPU | Octa-core (2x2.0 GHz Kryo 260 Gold & 6x1.8 GHz Kryo 260 Silver) | Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585) |
| GPU | Adreno 610 | Adreno 650 |
| RAM | 4 GB | 8/12 GB |
| Internal Storage | 64/128 GB | 128/256 GB |
| Card Slot | Yes, up to 256 GB via microSD card | No |
| Sensors | Fingerprint (under display), accelerometer, gyro, proximity, compass | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, color spectrum |
| Connectivity | ||
| Bluetooth | 5.0, A2DP, LE, aptX HD | 5.2, A2DP, LE |
| Wi-fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct |
| Wi-fi Hotspot | Yes | Yes |
| USB | 2.0, Type-C 1.0 reversible connector | USB Type-C 2.0, USB On-The-Go |
| GPS | Yes, with A-GPS, GLONASS, BDS | Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS, NavIC |
| NFC | No | Yes |
| Data | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A (2CA) 450/50 Mbps | HSPA 42.2/5.76 Mbps, LTE-A, 5G |
| Battery | ||
| Battery Type | Li-Ion (Lithium Ion) | Li-Poly (Lithium Polymer) |
| Capacity | 4030 mAh battery | 4520 mAh, Battery |
| Placement | Non-removable | Non-removable |
| Fast Charging | Yes, 8W (Quick Charge 3) | Yes, 33W, 100% in 52 min (advertised), Power Delivery 3.0, Quick Charge 3+ |
| Standby | - | - |
| Talk Time | - | - |
| Music Play | - | - |
