Product
Xiaomi Redmi A4
Xiaomi Redmi A4
₹10,999
Vivo Y18t
Vivo Y18t
₹13,999
Battery
Charging 18W wired 15W wired
Type 5160 mAh Li-Ion 5000 mAh
Body
Build Glass front, glass back, plastic frame Glass front, plastic frame, plastic back
Dimensions 171.9 x 77.8 x 8.2 mm (6.77 x 3.06 x 0.32 in) 163.6 x 75.6 x 8.4 mm (6.44 x 2.98 x 0.33 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 212.4 g (7.51 oz) 185 g (6.53 oz)
  Dust and splash resistant IP54 dust protected and water resistant (water splashes)
Comms
Bluetooth 5.3, A2DP, LE 5.2, A2DP, LE
NFC No No
Positioning GPS GPS, GALILEO, GLONASS, BDS, QZSS
Radio Unspecified FM radio
USB USB Type-C 2.0 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/ac, dual-band
Display
Resolution 720 x 1640 pixels (~260 ppi density) 720 x 1612 pixels, 20:9 ratio (~269 ppi density)
Size 6.88 inches, 112.4 cm2 (~84.0% screen-to-body ratio) 6.56 inches, 103.4 cm2 (~83.6% screen-to-body ratio)
Type IPS LCD, 120Hz, 450 nits (typ), 600 nits (HBM) IPS LCD, 90Hz, 840 nits (HBM)
Features
Sensors Fingerprint (side-mounted) Accelerometer, proximity, compass
Launch
Announced 2024, October 16 2024, November 12
Status Available. Released 2024, November 27 Available. Released 2024, November 12
Main Camera
Features LED flash, HDR LED flash, panorama
Single 50 MP, f/1.8, (wide) Auxiliary lens 50 MP, f/1.8, (wide), PDAF Auxiliary lens
Video 1080p@30fps 1080p@30fps
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM 128GB 4GB RAM
  UFS 2.2 eMMC 5.1
Misc
Colors Sparkle Purple, Starry Black Space Black, Gem Green
Models 24116RNC1I -
SAR 0.81 W/kg (head)     0.71 W/kg (body)     -
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 2100
4G bands LTE 1, 3, 5, 8, 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 SM4635 Snapdragon 4s Gen 2 (4 nm) Unisoc T612 (12 nm)
CPU Octa-core (2x2.0 GHz Cortex-A78 & 6x1.8 GHz Cortex-A55) Octa-core (2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Adreno Mali-G57 MP1
OS Android 14, up to 2 major Android upgrades, HyperOS Android 14, Funtouch 14
Selfie camera
Single 5 MP, f/2.2, (wide) 8 MP, f/2.0, (wide)
Video 1080p@30fps Yes
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes
Offers See on Amazon No offers available