Oppo K12 vs Xiaomi Redmi A3

At a glance

Brand: Oppo; Xiaomi
Release date: April 2024, 2 years 2 months ago; February 2024, 2 years 4 months ago
Launch price: CN¥ 1,799.00 ($ 263.08); —
AnTuTu: 866.863 Antutu v10 Overall performance better than 82% of devices; 127.000 Antutu v9 Overall performance better than 53% of devices

Size: 6.7"; 6.7"
Resolution: 1080 x 2412 px FHD+; 720 x 1650 px HD+
Type: AMOLED; LCD IPS
Density: 451 ppi Very high density; 269 ppi Medium Density
Aspect ratio: 20:9; 20:9
Features: Hole-punch Notch, 2160 Hz PWM, Refresh rate 120 Hz, Brightnes 500 cd/m² (typ), Peak brightness - 1100 cd/m², Max brightness HBM - 900 cd/m², Always-On Display, HDR10+, DCI-P3, 10 Bits panel, Scratch resistant, 3D curved glass screen, Capacitive, Multi-touch, Frameless; Water Drop Notch, Refresh rate 90 Hz, Brightnes 500 cd/m² (typ), DC dimming, Scratch resistant, Corning Gorilla Glass 3, Capacitive, Multi-touch, Frameless

Chipset: Qualcomm Snapdragon 7 Gen 3 (SM7550-AB); Mediatek Helio G36
CPU: 1x2.63 GHz Cortex A715 +3x2.4 GHz Cortex A715 + 4x1.8 GHz Cortex A510; 8x Cortex A53 2.2 GHz
CPU type: Octa-Core; Octa-Core
Process: 4 nm; 12 nm
Frequency: 2.63 GHz; 2.2 GHz
GPU: Qualcomm Adreno 720; IMG PowerVR GE8320 680 MHz
RAM: 8 GB; 3 GB
RAM type: LPDDR4X RAM; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 50 Mpx; 8 Mpx
Aperture: ƒ/ 1.8; ƒ/ 2.0
Sensor: Sony IMX882; —
Pixel size: 0.80 µm; —
Sensor size: 1/1.95"; —
Flash: Quad LED; LED
Optical stabilization: Yes; No
Slow motion: Yes, 240 fps; No, 30 fps
Features: 4K Video, Digital zoom, Dual camera, Digital image stabilization, Optical Stabilization (OIS), Autofocus, Touch focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer; Digital zoom, Dual camera, Autofocus, Touch focus, Manual focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer

Dimensions: 75.3 mm 162.5 mm 8.4 mm Print 3D Model; 76.3 mm 168.3 mm 8.3 mm Print 3D Model
Weight: 186 g; 199 g
Materials: Plastic; Glass , Leather
Colors: Black Green; Black Blue Green
Water/dust resistance: IP54; —
Usable surface: 87 %; 82 %

Operating system: Android 14 Upside-down cake Android 14; Android 14 Upside-down cake MIUI 14 (Android 14)
Google services: Without Google Mobile services; With Google Mobile Services
Updates: —; OS updates: 2 years, Security updates: 3 years

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.4; Bluetooth 5.3 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), APT-x, LDAC, SBC, AAC; A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy), SBC, AAC
Wi-Fi: 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax); 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
Wi-Fi features: Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, Wi-Fi MiMO; Wi-Fi Hotspot, Wi-Fi Direct
USB: USB Type-C; —
USB features: Charging, OTG; Charging, OTG
Navigation: GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, GLONASS (L1), BeiDou (B1); GPS, A-GPS, GLONASS, Beidou

5G: n1 (2100), n3 (1800), n5 (850), n8 (900), n28b (700), n40 (2300), n41 (2500), n77 (3700), n78 (3500); —
4G LTE: B1 (2100), B3 (1800), B5 (850), B8 (900), B28b (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500); B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500)
3G: B1 (2100), B5 (850), B8 (900); B1 (2100), B5 (850), B8 (900)
2G: CDMA BC10 (800 Secondary), B3 (1800), B5 (850), B8 (900); B2 (1900), B3 (1800), B5 (850), B8 (900)

Fingerprint: Yes, in screen; Yes, on the side
Accelerometer: Yes; Yes
Gyroscope: Yes; —
Proximity: Yes; —
Light sensor: Yes; Yes
Cooling system: Yes; No
Audio: Hi-Res Audio, Noise cancellation microphone, Stereo Speakers, 2 microphones; —