Infinix S4 6GB vs Xiaomi Redmi 15
Product
Price
159 USD
159 USD
Status
Discontinued
Available
Brand
Infinix Mobiles
Xiaomi Mobiles
Model No
S4 6GB
25057RN09E
Launch Date
2019, April 02
2025, August 01
Technology
GSM / HSPA / LTE
GSM / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 850 / 900 / 2100
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
1, 3, 5, 8, 38, 40, 41
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 38, 40, 41, 42, 48, 66, 71
Speed
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
HSPA, LTE, 5G
5G bands
1, 2, 3, 5, 7, 8, 12, 20, 26, 28, 38, 40, 41, 48, 66, 77, 78, 71 SA/NSA
Dimensions
156 x 75 x 7.9 mm (6.14 x 2.95 x 0.31 in)
169.5 x 80.5 x 8.4 mm (6.67 x 3.17 x 0.33 in)
Weight
154 g (5.43 oz)
217 g (7.65 oz)
Build
Glass front, plastic back, plastic frame
Corning Gorilla Glass 3, Mohs level 6
IP64 dust tight and water resistant (water splashes)
SIM
Dual SIM (Nano-SIM, dual stand-by)
Nano-SIM + Nano-SIM
Colors
Space gray, nebula blue, twilight purple
Midnight Black, Titan Gray, Ripple Green
Type
IPS LCD capacitive touchscreen, 16M colors
IPS LCD, 144Hz, 600 nits (typ), 700 nits (HBM), 850 nits (peak)
Size
6.2 inches, 95.9 cm2 (~82.0% screen-to-body ratio)
6.9 inches, 116.9 cm2 (~85.7% screen-to-body ratio)
Resolution
720 x 1520 pixels, 19:9 ratio (~271 ppi density)
1080 x 2340 pixels, 19.5:9 ratio (~374 ppi density)
OS
Android 9.0 (Pie)
Android 15, HyperOS 2.2
Chipset
Mediatek MT6762 Helio P22 (12 nm)
Qualcomm SM6375 Snapdragon 6s Gen 3 (6 nm)
CPU
Octa-core 2.0 GHz Cortex-A53
Octa-core (2x2.3 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
GPU
PowerVR GE8320
Adreno 619
RAM
6GB
4GB/6GB/8GB
Storage
648GB eMMC 5.1
128GB/256GB
UFS 2.2
Card Slot
microSDXC (dedicated slot)
microSDXC (uses shared SIM slot)
Lens 1
13 MP, PDAF
50 MP, f/1.8, (wide), 1/2.88" 0.61μm, PDAF
Lens 2
8 MP
Auxiliary lens
Lens 3
2 MP
Features
Quad-LED flash, panorama, HDR
LED flash, HDR
Video
1080p@30fps
1080p@30fps
Lens 1
32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm
8 MP, f/2.0, (wide)
Video
1080p@30fps
1080p@30fps
Features
HDR
Capacity
(Li-Po Non removable), 4000 mAh
7000 mAh
Charging
33W wired, PD 2.0, PPS, QC3
18W reverse wired
Sensors
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Fingerprint (side-mounted), accelerometer, compass
Virtual proximity sensing
Circle to Search
Loudspeaker
Yes
Yes
3.5mm jack
Yes
No
24-bit/192kHz Hi-Res audio
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
5.0, A2DP, LE
5.1, A2DP, LE, aptX
GPS
Yes, with A-GPS
GPS, GLONASS, GALILEO, BDS
Radio
FM radio
USB
microUSB 2.0, USB On-The-Go
USB Type-C 2.0, OTG
NFC
Yes (market/region dependent)