OPPO A78 vs Vivo Y400

OPPO A78

Rs. 64,999

OPPO A78
Key Specs
Display 6.56""
Battery 5000 mAh
Camera 50 MP + 2 MP
Storage 256GB Built-in
Network
Technology GSM / HSPA / LTE / 5G
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 38, 39, 40, 41, 66
5G bands 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA
Speed HSPA, LTE-A, 5G
Launch
Announced 2023, December 23
Status Available. Released 2023, December 23
Body
Dimensions 163.8 x 75.1 x 8 mm (6.45 x 2.96 x 0.31 in)
Weight 188 g (6.63 oz)
SIM Dual SIM (Nano-SIM, dual stand-by)
 IP54, dust and splash resistant
Display for OPPO A78
Type IPS LCD, 90Hz, 480 nits (typ), 600 nits (HBM)
Size 6.56 inches, 103.4 cm2 (~84.0% screen-to-body ratio)
Resolution 720 x 1612 pixels, 20:9 ratio (~269 ppi density)
Protection Panda glass
Platform
OS Android 12, ColorOS 13
Chipset Mediatek Dimensity 700 (7 nm)
CPU Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU Mali-G57 MC2
Memory
Card slot microSDXC
Internal 128GB 4GB RAM, 128GB 8GB RAM
 UFS 2.2
Main Camera
Dual 50 MP, f/1.8, 27mm (wide), PDAF
2 MP, f/2.4, (depth)
Features LED flash, HDR, panorama
Video 1080p@30fps
Selfie camera
Single 8 MP, f/2.0, 27mm (wide)
Video 1080p@30fps
Sound
Loudspeaker Yes, with stereo speakers
3.5mm jack Yes
Comms
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth 5.3, A2DP, LE, aptX
Positioning GPS, GALILEO, GLONASS, BDS, QZSS
NFC Yes
Radio No
USB USB Type-C 2.0, OTG
Features
Sensors Fingerprint (side-mounted), accelerometer, proximity, compass
Battery
Type Li-Po 5000 mAh, non-removable
Charging 33W wired, PD, 52% in 30 min, 100% in 67 min (advertised)
space

VIVO Y400

Rs. 64,999

Vivo Y400
Key Specs
Display 6.67""
Battery 6000 mAh
Camera 50 MP + 2 MP
Storage 256GB Built-in
Network
Technology GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 2100
4G bands 1, 3, 5, 7, 8, 20, 28, 38, 40, 41
Speed HSPA, LTE
Launch
Announced 2025, July 28
Status Available. Released 2025, July 28
Body
Dimensions 162.3 x 75.3 x 7.9 mm (6.39 x 2.96 x 0.31 in)
Weight 196 g or 198 g (6.91 oz)
Build Glass front, plastic back, plastic frame
SIM Nano-SIM + Nano-SIM
 IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 2m for 30 min)
MIL-STD-810H compliant*
* does not guarantee ruggedness or use in extreme conditions
Display for Vivo Y400
Type AMOLED, 120Hz, 1200 nits (HBM), 1800 nits (peak)
Size 6.67 inches, 107.4 cm2 (~87.9% screen-to-body ratio)
Resolution 1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Platform
OS Android 15, Funtouch 15
Chipset Qualcomm SM6225 Snapdragon 685 (6 nm)
CPU Octa-core (4x2.8 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53)
GPU Adreno 610
Memory
Card slot No
Internal 128GB 8GB RAM, 256GB 8GB RAM
 UFS 2.2
Main Camera
Dual 50 MP, f/1.8, (wide), 1/2.96", PDAF
2 MP, f/2.4, (depth)
Features Ring-LED flash, panorama, HDR
Video 1080p@30fps
Selfie camera
Single 8 MP, f/2.1, (wide)
Video 1080p@30fps
Sound
Loudspeaker Yes, with stereo speakers
3.5mm jack No
 24-bit/192kHz Hi-Res audio
Comms
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth 5.0, A2DP, LE
Positioning GPS, GLONASS, GALILEO, BDS, QZSS
NFC Yes (market/region dependent)
Radio No
USB USB Type-C 2.0, OTG
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
 Circle to Search
Battery
Type Si/C Li-Ion 6000 mAh
Charging 44W wired
Reverse wired