Phone Comparison - Oppo A78 4G vs Honor 400 vs Xiaomi Redmi 15 4G

general General Info

Manufacturer Oppo Honor Xiaomi
Announced July 2023 May 2025 August 2025
Status Available - July 2023 Available - May 2025 Available - August 2025
Colors Mist Black, Aqua Green Midnight Black, Meteor Silver, Desert Gold, Tidal Blue Midnight Black, Titan Gray, Sandy Purple
Form Factor Candybar Candybar Candybar
Dimension 160 x 73.2 x 7.9 mm
(6.3 x 2.88 x 0.31 in)
156.5 x 74.6 x 7.3 mm
(6.16 x 2.94 x 0.29 in)
171.1 x 82.1 x 8.6 mm
(6.74 x 3.23 x 0.34 in)
Weight 180 g (6.35 oz) 184 g (6.49 oz) 224 g (7.9 oz)
SIM Type Dual SIM (Nano-SIM, dual stand-by) - Nano-SIM + Nano-SIM
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 2100 HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network LTE LTE LTE
5G Network - SA/NSA -
Messaging
Build Features - Fingerprint Sensor
IP54, dust and splash resistant
- Fingerprint Sensor (under display, optical)
IP65 dust tight and water resistant (low pressure water jets)
IP66 dust tight and water resistant (high pressure water jets)
* market/region dependent availability
- Fingerprint Sensor (side-mounted)
IP64 dust tight and water resistant (water splashes)

hardware Hardware and OS

OS Android 13 Android 15, up to 6 major Android upgrades Android 15
User Interface ColorOS 13.1 MagicOS 9 HyperOS 2
Processor Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver), Qualcomm SM6225 Snapdragon 680 4G (6 nm) Octa-core (1x2.63 GHz Cortex-A715 & 3x2.4 GHz Cortex-A715 & 4x1.8 GHz Cortex-A510), Qualcomm SM7550-AB Snapdragon 7 Gen 3 (4 nm) Octa-core (4x2.8 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53), Qualcomm SM6225 Snapdragon 685 (6 nm)
GPU Adreno 610 Adreno 720 Adreno 610
RAM 8 GB 12 GB 8 GB
Internal Memory 256 GB 512 GB 256 GB
External Memory microSDXC No microSDXC (uses shared SIM slot)

display Display

Type FHD+ AMOLED Screen
90Hz Refresh Rate
430 Nits, Corning Gorilla Glass 5
FHD+ AMOLED Screen
120Hz, HDR, 5000 Nits (peak)
FHD+ IPS LCD Screen
144Hz, Unspecified
Colors 16M colors 1B colors 16M colors
Size 6.43 inches 6.55 inches 6.9 inches
Resolution 1080 x 2400 pixels (409 ppi) 1264 x 2736 pixels (460 ppi) 1080 x 2340 pixels (374 ppi)
Screen-to-Body Ratio 85.35% 90.32% 82.98%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 50 MP + 2 MP 200 MP + 12 MP 50 MP
Flash LED Flash LED Flash LED Flash
Features 50 MP, f/1.8, (wide), PDAF
2 MP, f/2.4, (depth)
HDR, Panorama
200 MP, f/1.9, (wide), 1/1.4", PDAF, OIS
12 MP, f/2.2, 112˚ (ultrawide), AF
HDR, Panorama
50 MP, f/1.8, (wide), PDAF
other unspecified cameras
HDR
Video 1080p@30fps 4K, 1080p, gyro-EIS, OIS 1080p@30fps
Front Camera 8 MP, f/2.0, (wide)
1080p@30fps [Similar]
50 MP, f/2.0, (wide)
HDR
4K, 1080p, gyro-EIS [Similar]
8 MP, f/2.0, (wide)
HDR
1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA, LTE HSPA, LTE, 5G HSPA, LTE
Bluetooth 5.0, A2DP, LE 5.4, A2DP, LE, aptX HD 5.0, A2DP, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct Wi-Fi 802.11 b/g/n/ac, dual-band
USB USB Type-C 2.0, OTG USB Type-C 2.0, OTG USB Type-C
GPS GPS, GALILEO, GLONASS, BDS GPS, GALILEO, GLONASS, QZSS, BDS GPS, GLONASS, GALILEO, BDS
Browser Yes Yes Yes

memory User Memory

Internal 256 GB, 8 GB RAM or 128 GB, 8 GB RAM 512 GB, 12 GB RAM or 512 GB, 8 GB RAM or 256 GB, 12 GB RAM or 256 GB, 8 GB RAM UFS 3.1 256 GB, 8 GB RAM or 128 GB, 6 GB RAM
Expandable Storage microSDXC No microSDXC (uses shared SIM slot)
USB OTG Supported Supported Not Supported

Apps Sensors

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

battery Battery

Type Li-Po Non-removable
67W wired, PD, 76% in 30 min
Non-removable Si/C Li-Ion Battery
Fast Battery Charging 66W wired (for 5300 mAh), 44% in 15 min, 100% in 46 min
80W wired (for 6000 mAh), 40% in 15 min
5W reverse wired
Non-removable Li-ion Battery
Fast Battery Charging 33W wired
Capacity 5000 mAh 5300/6000 mAh 7000 mAh
Stand by - - -
Talk Time - - -