OPPO A3x 5G vs Oppo K12
Here you can compare OPPO A3x 5G and Oppo K12. Comparing OPPO A3x 5G vs Oppo K12 on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how OPPO A3x 5G stands against Oppo K12 and which one should you buy The current lowest price found for OPPO A3x 5G is ₹16,990 and for Oppo K12 is ₹21,999. The details of both of these products were last updated on Aug 28, 2026.
| Specification | OPPO A3x 5G | Oppo K12 |
|---|---|---|
| Rear Camera | 8 MP ƒ/2 (Ultra Wide) | 50 MP ƒ/1.8 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) |
| OS | Android v14 | Android v14 |
| Display | 6.67 inches, 720 x 1604 pixels, 120 Hz | 6.7 inches, 1080 x 2412 pixels, 120 Hz |
| Battery | 5100 mAh, Li-ion Battery | 5500 mAh, Li-Po Battery |
| RAM | 4 GB | 8 GB |
| Price | ₹16,990 | ₹21,999 |
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Overview
| Specs Score | 48 / 100 | 66 / 100 Better Specs |
| Display Resolution | 720 x 1604 pixels | 1080 x 2412 pixels Better Resolution |
| Screen To Body Ratio | ~ 93% Less Bezels | ~ 88.3% |
| RAM | 4 GB | 8 GB More RAM |
| Storage | 128 GB | 256 GB More Storage |
| CPU Clock Speed | 2.4 GHz | 2.63 GHz Faster Clock Speed |
| Rear Camera | 8 MP | 50 MP + 8 MP Dual Better Camera Resolution |
| Front Camera | 5 MP | 16 MP Better Front Camera Resolution |
| Thickness | 7.7 mm Slimmer | 8.4 mm |
| Battery | 5100 mAh | 5500 mAh Bigger Battery |
| Unique Features | 3.5mm Audio Jack FM Radio No No No | No No NFC Reverse Charging IR Blaster |
General
| Model | A3x, CPH2681 | K12 |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | August 01, 2024 | April 24, 2024 |
| In The Box | Handset, Charger, USB Data Cable, Sim Ejector Tool, Quick Guide, Protective Case |
Design
| Dimensions | 76 x 165.7 x 7.7 mm | 75.3 x 162.5 x 8.4 mm |
| Weight | 187 g | 186 g |
| Bezel less | No | No |
| Colors | Sparkle Black, Starlight White, Starry Purple | Celadon Marble, Dark Chrome |
Display
| Type | Color LCD Screen (16.7 M) | Color AMOLED Screen (1B Colors) |
| Touch | Yes, 240 Hz Touch Sampling Rate | Yes |
| Size | 6.67 inches, 720 x 1604 pixels, 120 Hz | 6.7 inches, 1080 x 2412 pixels, 120 Hz |
| Aspect Ratio | 20.1:9 | |
| PPI | ~ 395 PPI | ~ 394 PPI |
| Screen to Body Ratio | ~ 93% | ~ 88.3% |
| HDR Support | Yes, HDR10+ | |
| Features | Color Gamut: Vivid Mode: 83% NTSC, Gentle Mode: 71% NTSC, Pixel Arrangement: Real RGB, Contrast Ratio: 1500:1, Sunlight Screen Supported, Brightness: 1,000 nits (HBM), COG Packaging Process | HDR10+, 500 nits (typ), 900 nits (HBM), 1100 nits (peak) |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
Memory
| RAM | 4 GB | 8 GB |
| Expandable RAM | Upto 8 GB Extra Virtual RAM | |
| Storage | 128 GB | 256 GB |
| Storage Type | UFS 3.1 | |
| Card Slot | Yes, (Hybrid Slot) | Yes, (Hybrid Slot) |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | 5G NR: n1/n3/n5/n8/n28B/n41/n77/n78 | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 5 (802.11ac), 802.11a/b/g/n, WLAN 2.4G/WLAN 5.1G/WLAN 5.8G, WLAN Display; WLAN tethering | Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac), 802.11a/b/g/n |
| Bluetooth | Yes, v5.3 | Yes, v5.4 |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | USB Tethering, USB on-the-go, USB Charging |
| IR Blaster | Yes |
Extra
| GPS | Yes with A-GPS | GPS, AGPS, BDS, GLONASS, GALILEO, QZSS |
| Fingerprint Sensor | Yes, Side | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Geomagnetic Sensor, Ambient Light Sensor, Proximity Sensor, Accelerometer, Gravity Sensor, Pedometer | Accelerometer, Gyro, Proximity, Compass |
| 3.5mm Headphone Jack | Yes | No |
| NFC | Yes | |
| Splash Resistant | Yes | |
| IP Rating | IP54 | |
| Dust Resistant | Yes | |
| Extra Features | SAR Value Head: 1.05 W/Kg, Body: 0.78 W/Kg, eMMC 5.1, LPDDR4X@2133MHz, 2 × 16 bits RAM |
Camera
| Rear Camera | 8 MP ƒ/2 (Ultra Wide) | 50 MP ƒ/1.8 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Features | Photo, Video, Pro, Night, Extra HD, Pano, Time-Lapse, Sticker, and Text Scanner | HDR, Panorama |
| Video Recording | 1080p @ 30 fps FHD, 720p | 4K @ 30 fps UHD, 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, Dual LED |
| Front Camera | 5 MP ƒ/2.2 (Wide Angle) Punch Hole | 16 MP ƒ/2.4 (Wide Angle) Punch Hole |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
Technical
| OS | Android v14 | Android v14 |
| Custom UI | ColorOS 14.0.1 | ColorOS 14.1 |
| Chipset | Mediatek Dimensity 6300 | Qualcomm Snapdragon 7 Gen3 |
| CPU | 2.4 GHz, Octa Core Processor | 2.63 GHz, Octa Core Processor |
| Core Details | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz | 1xPrime Core@2.63 GHz & 3xPerformance Cores@2.4 GHz& 4xEfficiency cores@1.8 GHz |
| GPU | Arm Mali-G57 MC2 | Adreno 720 |
| Java | No | No |
| Browser | Yes | Yes |
Multimedia
| Yes | Yes | |
| Music | Yes | MP3, AMR, APE, OGG, FLAC, WAV, MIDI, WMA |
| Video | Yes | AVI, 3GP, MP4, WMV, MKV, MOV, ASF, FLV |
| FM Radio | Yes | No |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5100 mAh, Li-ion Battery | 5500 mAh, Li-Po Battery |
| Fast Charging | Yes, 45W SUPERVOOC Charging | Yes, 100W Super Flash Charging |
| Reverse Charging | Yes |
Discuss
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