Category Breakdown
Infinix S4
Xiaomi Mi 4i
Performance
60.360.3
Camera
42.442.4
Display
70.570.5
Battery
43.543.5
Build
79.879.8
Overall
57.357.3
Summary
- The Infinix S4 features a larger 6.2-inch IPS LCD display with a resolution of 720 x 1520 pixels, while the Xiaomi Mi 4i has a 5.0-inch IPS LCD with a higher resolution of 1080 x 1920 pixels, resulting in a significantly sharper image.
- In terms of performance, the S4 is powered by a Mediatek Helio P22 chipset with options for 3GB or 6GB of RAM, compared to the Mi 4i's Snapdragon 615 with 2GB or 3GB of RAM, giving the S4 an edge in multitasking.
- Both phones have a 13 MP rear camera, but the S4 offers a higher resolution 32 MP selfie camera, while the Mi 4i has a 5 MP front camera.
- The S4's battery capacity is 4000 mAh, surpassing the Mi 4i's 3120 mAh, which may provide longer usage time.
- Lastly, the S4 runs on Android 9.0 (Pie), offering a more updated software experience compared to the Mi 4i's Android 5.0.2 (Lollipop).
Side-by-side Specification Comparison
Infinix S4
Xiaomi Mi 4i
General
Release Date
2019
2015
Announced
2019
2015
Description
N/A
N/A
Display
Size
6.2"
5"
Type
IPS LCD
IPS LCD
Resolution
720 x 1520 pixels, 19:9 ratio (~271 ppi density)
1080 x 1920 pixels, 16:9 ratio (~441 ppi density)
PPI
720
1080
Refresh Rate
60Hz
60Hz
Peak Brightness
N/A
N/A
HDR Support
✗
✗
Protection
N/A
Corning scratch-resistant glass
Performance
Chipset
Mediatek MT6762 Helio P22 (12 nm)
Qualcomm MSM8939 Snapdragon 615 (28 nm)
CPU
Octa-core 2.0 GHz Cortex-A53
Octa-core (4x1.7 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
GPU
PowerVR GE8320
Adreno 405
Memory
32GB 3GB RAM, 64GB 6GB RAM
16GB 2GB RAM, 32GB 2GB RAM
Expandable Storage
✗
✗
Card Slot
microSDXC (dedicated slot)
No
Camera
Main Camera
13 MP
13 MP
Main Camera Details
13 MP, PDAF8 MP2 MP
13 MP, f/2.0, AF
Front Camera
32 MP
5 MP
Front Camera Details
32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm
5 MP, f/1.8
Video Recording
1080p@30fps
1080p@30fps, 480p@120fps
Selfie Video
1080p@30fps
N/A
OIS
✗
✗
Night Mode
✗
✗
RAW Support
✗
✗
Battery
Capacity
4000 mAh
3120 mAh
Battery Details
4000 mAh, non-removable
Li-Ion 3120 mAh, non-removable
Charging Details
N/A
10W wired, QC1
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Design
Dimensions
156 x 75 x 7.9 mm (6.14 x 2.95 x 0.31 in)
138.1 x 69.6 x 7.8 mm (5.44 x 2.74 x 0.31 in)
Weight
154 g
130 g
Materials
Glass front, plastic back, plastic frame
Glass front (Gorilla Glass), plastic back, plastic frame
Water Resistance
N/A
N/A
Colors
Space gray, nebula blue, twilight purple
Dark Gray, Black, White, Yellow, Blue, Pink
Foldable
✗
✗
Connectivity
SIM
Nano-SIM + Nano-SIM
Dual SIM (Micro-SIM, dual stand-by)
Network
GSM / HSPA / LTE
GSM / HSPA / LTE
Network Speed
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
HSPA, LTE Cat4 150/50 Mbps
5G
✗
✗
4G
✓
✓
WiFi
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth
5.0, A2DP, LE
4.1, A2DP
NFC
✗
✗
USB
microUSB 2.0, OTG
microUSB 2.0, OTG
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS
GPS, GLONASS, BDS
Software
Operating System
Android 9.0 (Pie)
Android 5.0.2 (Lollipop), MIUI 8.2
OS Version
Android 9.0 (Pie)
Android 5.0.2 (Lollipop), MIUI 8.2
Security
Fingerprint
✓
✗
Face Unlock
✗
✗
Sensors
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Accelerometer, gyro, proximity, compass
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes

