Phone Comparison - Oppo K12s vs Oppo A78 4G

Oppo K12s
oppo k12s
Oppo A78 4G
oppo a78 4g
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general General Info

Manufacturer Oppo Oppo
Announced April 2025 July 2023
Status Coming Soon - April 2025 Available - July 2023
Colors Icy Purple, Prism Black, White Mist Black, Aqua Green
Form Factor Candybar Candybar
Dimension 163.2 x 76.1 x 8.5 mm
(6.43 x 3 x 0.33 in)
160 x 73.2 x 7.9 mm
(6.3 x 2.88 x 0.31 in)
Weight 208 g (7.34 oz) 180 g (6.35 oz)
SIM Type Nano-SIM + Nano-SIM Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 2100
4G Network 1, 3, 5, 8, 28, 34, 38, 39, 40, 41, 42, 48 - China LTE
5G Network 1, 5, 8, 28, 41, 77, 78 SA/NSA - China -
Messaging
Build Features - Fingerprint Sensor (under display, optical)
IP65 dust tight and water resistant (low pressure water jets)
- Fingerprint Sensor
IP54, dust and splash resistant

hardware Hardware and OS

OS Android 15, up to 2 major Android upgrades Android 13
User Interface ColorOS 15 ColorOS 13.1
Processor Octa-core (1x2.3 GHz Cortex-A720s & 3x2.2 GHz Cortex-A720s & 4x1.8 GHz Cortex-A520s), Qualcomm Snapdragon 6 Gen 4 (4 nm) [Similar] Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver), Qualcomm SM6225 Snapdragon 680 4G (6 nm) [Similar]
GPU Adreno 810 [Similar] Adreno 610 [Similar]
RAM 12 GB [Browse Similar] 8 GB [Browse Similar]
Internal Memory 512 GB 256 GB
External Memory No microSDXC

display Display

Type FHD+ AMOLED Screen
120Hz, 600 Nits (typ), 1200 Nits (peak)
FHD+ AMOLED Screen
90Hz Refresh Rate
430 Nits, Corning Gorilla Glass 5
Colors 16M colors 16M colors
Size 6.67 inches [Similar] 6.43 inches [Similar]
Resolution 1080 x 2400 pixels (395 ppi) 1080 x 2400 pixels (409 ppi)
Screen-to-Body Ratio 86.30% 85.35%
Multi-Touch yes yes

multimedia Multimedia

3.5mm Jack no yes
Radio No No
Games Yes + Downloadable Yes + Downloadable
Loud Speaker

camera Camera

Rear Camera 50 MP + 2 MP [Similar] 50 MP + 2 MP [Similar]
Flash LED Flash LED Flash
Features 50 MP, f/1.85, 27mm (wide), 1/2.88", PDAF
2 MP, f/2.4, (depth)
HDR, Panorama
50 MP, f/1.8, (wide), PDAF
2 MP, f/2.4, (depth)
HDR, Panorama
Video 4K@30fps, 1080p@30/60/120fps, gyro-EIS 1080p@30fps
Front Camera 16 MP, f/2.5, 23mm (wide), 1/3.0", 1.0µm

1080p@30fps, gyro-EIS [Similar]
8 MP, f/2.0, (wide)
1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes
Edge Yes Yes
3G HSPA, LTE, 5G HSPA, LTE
Bluetooth 5.2, A2DP, LE, aptX HD 5.0, A2DP, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac/6, dual-band Wi-Fi 802.11 a/b/g/n/ac, dual-band
USB USB Type-C 2.0, OTG USB Type-C 2.0, OTG
GPS GPS, GALILEO, GLONASS, BDS, QZSS GPS, GALILEO, GLONASS, BDS
Browser Yes Yes

memory User Memory

Internal 512 GB, 12 GB RAM or 256 GB, 12 GB RAM or 256 GB, 8 GB RAM or 128 GB, 8 GB RAM UFS 3.1 256 GB, 8 GB RAM or 128 GB, 8 GB RAM
Expandable Storage No microSDXC
USB OTG Supported Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present
Magnetic-Field Sensor (Compass) magnetic field sensor present magnetic field sensor present
Gyroscope Sensor gyroscope sensor present gyroscope sensor present
NFC NFC not supported NFC not supported

battery Battery

Type Non-removable Si/C Li-Ion Battery
Fast Battery Charging 80W wired, 33W PPS, 13.5W PD, 13.5W QC, 62% in 30 min, 100% in 56 min
Li-Po Non-removable
67W wired, PD, 76% in 30 min
Capacity 7000 mAh 5000 mAh
Stand by - -
Talk Time - -