Category Breakdown
Xiaomi Mi 4i
Xiaomi Redmi Note 2
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 Xiaomi Mi 4i features a more compact build with a 5.0-inch IPS LCD display at 1080 x 1920 pixels and a pixel density of approximately 441 ppi, while the Xiaomi Redmi Note 2 has a larger 5.5-inch IPS LCD display with the same resolution but a lower pixel density of around 403 ppi.
- In terms of performance, the Mi 4i is powered by a Qualcomm Snapdragon 615 chipset, whereas the Redmi Note 2 utilizes a MediaTek Helio X10, with both having 2GB of RAM.
- Both phones sport a 13 MP rear camera, but the Mi 4i has a slightly wider aperture of f/2.0 compared to f/2.2 on the Redmi Note 2.
- The Mi 4i's battery capacity is 3120 mAh, slightly higher than the 3060 mAh found in the Redmi Note 2.
- Software-wise, the Mi 4i runs on Android 5.0.2 with MIUI 8.2, while the Redmi Note 2 operates on Android 5.0 with MIUI 7, indicating a difference in user interface experience.
Side-by-side Specification Comparison
Xiaomi Mi 4i
Xiaomi Redmi Note 2
General
Release Date
2015
2015
Announced
2015
2015
Description
N/A
Also known as Redmi Note 2 Prime
Display
Size
5"
5.5"
Type
IPS LCD
IPS LCD
Resolution
1080 x 1920 pixels, 16:9 ratio (~441 ppi density)
1080 x 1920 pixels, 16:9 ratio (~403 ppi density)
PPI
1080
1080
Refresh Rate
60Hz
60Hz
Peak Brightness
N/A
N/A
HDR Support
✗
✗
Protection
Corning scratch-resistant glass
N/A
Performance
Chipset
Qualcomm MSM8939 Snapdragon 615 (28 nm)
Mediatek MT6795 Helio X10 (28 nm)
CPU
Octa-core (4x1.7 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Octa-core 2.0 GHz Cortex-A53 - Redmi Note 2Octa-core 2.2 GHz Cortex-A53 - Redmi Note 2 Prime
GPU
Adreno 405
PowerVR G6200
Memory
16GB 2GB RAM, 32GB 2GB RAM
16GB 2GB RAM (Standard), 32GB 2GB RAM (Prime)
Expandable Storage
✗
✗
Card Slot
No
microSDXC (dedicated slot) - Chinese version only
Camera
Main Camera
13 MP
13 MP
Main Camera Details
13 MP, f/2.0, AF
13 MP, f/2.2, PDAF
Front Camera
5 MP
5 MP
Front Camera Details
5 MP, f/1.8
5 MP, f/2.0
Video Recording
1080p@30fps, 480p@120fps
1080p@30fps
Selfie Video
N/A
720p
OIS
✗
✗
Night Mode
✗
✗
RAW Support
✗
✗
Battery
Capacity
3120 mAh
3060 mAh
Battery Details
Li-Ion 3120 mAh, non-removable
Li-Po 3060 mAh, removable
Charging Details
10W wired, QC1
10W wired
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Design
Dimensions
138.1 x 69.6 x 7.8 mm (5.44 x 2.74 x 0.31 in)
152 x 76 x 8.3 mm (5.98 x 2.99 x 0.33 in)
Weight
130 g
160 g
Materials
Glass front (Gorilla Glass), plastic back, plastic frame
Glass front, plastic back, plastic frame
Water Resistance
N/A
N/A
Colors
Dark Gray, Black, White, Yellow, Blue, Pink
White, blue, yellow, pink, mint green
Foldable
✗
✗
Connectivity
SIM
Dual SIM (Micro-SIM, dual stand-by)
Dual SIM (Micro-SIM, dual stand-by)
Network
GSM / HSPA / LTE
GSM / HSPA / LTE
Network Speed
HSPA, 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 Direct, hotspot
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth
4.1, A2DP
4.0, A2DP, LE
NFC
✗
✗
USB
microUSB 2.0, OTG
microUSB 2.0, OTG
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS, GLONASS, BDS
GPS, GLONASS, BDS
Software
Operating System
Android 5.0.2 (Lollipop), MIUI 8.2
Android 5.0 (Lollipop), MIUI 7
OS Version
Android 5.0.2 (Lollipop), MIUI 8.2
Android 5.0 (Lollipop), MIUI 7
Security
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
Accelerometer, gyro, proximity, compass
Accelerometer, gyro, proximity, compass
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes

