Oppo K12x (China)
#849
Realme 14T
#789Category Breakdown
Oppo K12x (China)
Realme 14T
Performance
83.686.6
Camera
46.736.7
Display
91.292.8
Battery
37.037.7
Build
65.873.2
Connectivity
72.773.0
Audio
87.687.6
Overall
67.969.3
Summary
- The Oppo K12x features a glass front with a plastic frame and back, while the Realme 14T has a similar glass front but a plastic back, making both devices relatively lightweight at around 191g and 196g, respectively.
- Both smartphones sport a 6.67-inch display, but the K12x uses an OLED panel with a peak brightness of 2100 nits, compared to the AMOLED display of the 14T, which also reaches 2100 nits.
- In terms of performance, the K12x is powered by the Snapdragon 695, while the 14T utilizes the Mediatek Dimensity 6300, with both offering similar RAM configurations.
- Camera specifications are nearly identical, with both featuring a 50 MP main sensor and 16 MP front camera, but the 14T supports 1080p video recording at 60fps, whereas the K12x is limited to 30fps.
- The K12x has a larger 5500mAh battery with faster 80W charging, while the 14T offers a 6000mAh battery with 45W charging.
- Software-wise, the K12x runs on Android 14 with ColorOS 14, while the 14T operates on Android 15 with Realme UI 6.0, providing different user experiences.
Side-by-side Specification Comparison
Oppo K12x (China)
Realme 14T
General
Release Date
2024, March 14
2025, April 25
Announced
2024, March 14
2025, April 25
Description
N/A
N/A
Display
Size
6.67"
6.67"
Type
OLED, 120Hz, 600 nits (typ), 1200 nits (HBM), 2100 nits (peak)
AMOLED, 120Hz, 2100 nits (peak)
Resolution
1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
1080 x 2400 pixels, 20:9 ratio (~386 ppi density)
PPI
1080
1080
Refresh Rate
120Hz
120Hz
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
Qualcomm SM6375 Snapdragon 695 5G (6 nm)
Mediatek Dimensity 6300 (6 nm)
CPU
Octa-core (2x2.2 GHz Kryo 660 Gold & 6x1.7 GHz Kryo 660 Silver)
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
Adreno 619
Mali-G57 MC2
Memory
128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
Expandable Storage
✗
✗
Card Slot
microSDXC (uses shared SIM slot)
No
Camera
Main Camera
50 MP, f/1.8, (wide), 1/2.76", PDAF2 MP, f/2.4, (depth)
50 MP, f/1.8, 27mm (wide), 1/2.88", PDAF2 MP, f/2.4
Main Camera Features
LED flash, HDR, panorama
LED flash, HDR, panorama
Front Camera
16 MP, f/2.4, (wide)
16 MP, f/2.4, 23mm (wide), 1/3.09"
Front Camera Features
Panorama
N/A
Video Recording
1080p@30fps, gyro-EIS
1080p@30/60, gyro-EIS
Selfie Video
1080p@30fps
1080p@30fps
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
5500 mAh
6000 mAh
Battery Details
5500 mAh
6000 mAh
Charging Details
80W wired, PD3.0, 100% in 50 min
45W wired, 50% in 30 min
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
162.9 x 75.6 x 8.1 mm (6.41 x 2.98 x 0.32 in)
163.2 x 75.7 x 8 mm (6.43 x 2.98 x 0.31 in)
Weight
191 g
196 g
Materials
Glass front, plastic frame, plastic back
Glass front, plastic back
Colors
Gray, Light Green
Surf Green, Obsidian Black, Lightning Purple
Foldable
✗
✗
SAR
N/A
N/A
Connectivity
SIM
Nano-SIM + Nano-SIM
Nano-SIM + Nano-SIM
Network
GSM / CDMA / HSPA / LTE / 5G
GSM / HSPA / LTE / 5G
Network Speed
HSPA, LTE, 5G
HSPA, LTE, 5G
5G
✓
✓
4G
✓
✓
WiFi
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
Yes
5.3, A2DP, LE
NFC
✗
✗
USB
USB Type-C 2.0
USB Type-C
IR Blaster
✗
✗
Headphone Jack
✓
✗
Radio
✗
✗
Positioning
GPS, GALILEO, GLONASS, BDS, QZSS
GPS, GLONASS, GALILEO, BDS, QZSS
Audio
Stereo Speakers
✓
✓
Loudspeaker
Yes, with stereo speakers
Yes, with stereo speakers
Audio Jack
Yes
No
Software & Security
Operating System
Android 14, ColorOS 14
Android 15, Realme UI 6.0
Fingerprint
✓
✓
Face Unlock
✗
✗
Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass