Product
Xiaomi Redmi 12 5G
Xiaomi Redmi 12 5G
Vivo Y28 4G
Vivo Y28 4G
Battery
Charging 18W wired, PD 44W wired
Type Li-Po 5000 mAh 6000 mAh
Body
Build Glass front (Gorilla Glass), plastic frame, glass back (Gorilla Glass) Glass front, plastic frame, plastic back
Dimensions 168.6 x 76.3 x 8.2 mm (6.64 x 3.00 x 0.32 in) 165.7 x 76 x 8 mm (6.52 x 2.99 x 0.31 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 199 g (7.02 oz) 199 g (7.02 oz)
  IP53 dust protected and water resistant (vertical water sprays) IP64 dust tight and water resistant (water splashes) Notification LED round light on the back
Comms
Bluetooth 5.3, A2DP, LE 5.0, A2DP, LE
Infrared port Yes -
NFC Unspecified No
Positioning GPS, GLONASS, GALILEO, BDS GPS, GALILEO, GLONASS, BDS, QZSS
Radio No FM radio
USB USB Type-C USB Type-C 2.0, OTG
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band Wi-Fi 802.11 a/b/g/n, dual-band
Display
Protection Corning Gorilla Glass -
Resolution 1080 x 2460 pixels (~396 ppi density) 720 x 1608 pixels, 20:9 ratio (~264 ppi density)
Size 6.79 inches, 109.5 cm2 (~85.1% screen-to-body ratio) 6.68 inches, 107.4 cm2 (~85.3% screen-to-body ratio)
Type IPS LCD, 90Hz, 550 nits IPS LCD, 90Hz, 760 nits (typ), 1000 nits (HBM)
Features
Sensors Fingerprint (side-mounted), accelerometer, compass Fingerprint (side-mounted), accelerometer, proximity, compass
  Virtual proximity sensing -
Launch
Announced 2023, August 01 2024, June 15
Status Available. Released 2023, August 04 Available. Released 2024, July
Main Camera
Dual 50 MP, f/1.8, (wide), PDAF 2 MP, f/2.4, (depth) 50 MP, f/1.8, (wide), PDAF 2 MP, f/2.4, (depth)
Features LED flash, HDR LED flash
Video 1080p@30fps 1080p@30fps
Memory
Card slot microSDXC (uses shared SIM slot) microSDXC (uses shared SIM slot)
Internal 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
  UFS 2.2 -
Misc
Colors Jade Black, Pastel Blue, Moonstone Silver Agate Green, Gleaming Orange
Models 23076RN4BI, 23076RN8DY, 2AFZZRN8DY V2352
SAR 1.09 W/kg (head)     0.88 W/kg (body)     -
SAR EU 0.98 W/kg (head)     1.00 W/kg (body)     -
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 2100
4G bands 1, 3, 5, 8, 40, 41 1, 3, 5, 7, 8, 20, 28, 38, 40, 41
5G bands 1, 3, 5, 8, 28, 40, 78 SA/NSA -
Speed HSPA, LTE, 5G HSPA, LTE
Technology GSM / HSPA / LTE / 5G GSM / HSPA / LTE
Platform
Chipset Qualcomm SM4450 Snapdragon 4 Gen 2 (4 nm) Mediatek Helio G85 (12 nm)
CPU Octa-core (2x2.2 GHz Cortex-A78 & 6x1.95 GHz Cortex-A55) Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Adreno 613 Mali-G52 MC2
OS Android 13, upgradable to Android 15, HyperOS 2 Android 14, Funtouch 14
Selfie camera
Features HDR -
Single 8 MP, f/2.0, (wide), 1.12µm 8 MP, f/2.1, (wide)
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes, with stereo speakers
  24-bit/192kHz Hi-Res audio 24-bit/192kHz Hi-Res audio