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Xiaomi Mi 4i

Xiaomi Mi A1 (Mi 5X)

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Xiaomi Mi 4i
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Xiaomi Mi 4i

Xiaomi Mi A1 (Mi 5X)

Network
Technology GSM / HSPA / LTE GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
  TD-SCDMA
4G Network 3, 7, 38, 39, 40, 41 1, 3, 5, 7, 8, 20, 38, 40
Speed HSPA, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps
Launch
Announced 2015, April. Released 2015, April 2017, September
Status Discontinued Available. Released 2017, September
Body
Dimensions 138.1 x 69.6 x 7.8 mm (5.44 x 2.74 x 0.31 in) 155.4 x 75.8 x 7.3 mm (6.12 x 2.98 x 0.29 in)
Weight 130 g (4.59 oz) 165 g (5.82 oz)
Build Glass front (Gorilla Glass), plastic back, plastic frame Glass front (Gorilla Glass 3), aluminum back, aluminum frame
SIM Dual SIM (Micro-SIM, dual stand-by) Hybrid Dual SIM (Nano-SIM, dual stand-by)
Display
Type IPS LCD IPS LCD
Size 5.0 inches, 68.9 cm2 (~71.7% screen-to-body ratio) 5.5 inches, 82.6 cm2 (~70.1% screen-to-body ratio)
Resolution 1080 x 1920 pixels, 16:9 ratio (~441 ppi density) 1080 x 1920 pixels, 16:9 ratio (~403 ppi density)
Protection Corning scratch-resistant glass Corning Gorilla Glass 3
Platform
OS Android 5.0.2 (Lollipop), MIUI 8.2 Android 7.1.2 (Nougat), upgradable to Android 9.0 (Pie), Android One
Chipset Qualcomm MSM8939 Snapdragon 615 (28 nm) Qualcomm MSM8953 Snapdragon 625 (14 nm)
CPU Octa-core (4x1.7 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53) Octa-core 2.0 GHz Cortex-A53
GPU Adreno 405 Adreno 506
Memory
Card slot No microSDXC (uses shared SIM slot)
Internal 16GB 2GB RAM, 32GB 2GB RAM 32GB 4GB RAM, 64GB 4GB RAM
 eMMC 4.5 eMMC 5.1
Main Camera
Modules 13 MP, f/2.0, AF 12 MP, f/2.2, 26mm (wide), 1/2.9", 1.25µm, PDAF
12 MP, f/2.6, 50mm (telephoto), 1.0µm, AF, 2x optical zoom
Features Dual-LED dual-tone flash, panorama, HDR Dual-LED dual-tone flash, HDR, panorama
Video 1080p@30fps, 480p@120fps 4K@30fps, 1080p@30fps, 720p@120fps
Selfie Camera
Modules 5 MP, f/1.8 5 MP
Video 1080p@30fps
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Sound
Loudspeaker Yes Yes
3.5mm jack Yes Yes
Comms
WLAN 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
Bluetooth 4.1, A2DP 4.2, A2DP, LE
Positioning GPS, GLONASS, BDS GPS, GLONASS, BDS
NFC No No
Infrared port No Yes
Radio Stereo FM radio FM radio
USB microUSB 2.0, OTG USB Type-C 2.0
Features
Sensors Accelerometer, gyro, proximity, compass Fingerprint (rear-mounted), accelerometer, gyro, proximity
Battery
Type Li-Ion 3120 mAh, non-removable Li-Po 3080 mAh, non-removable
Charging 10W wired, QC1 10W wired
Talk time Up to 35 h (3G)
Misc
Colors Dark Gray, Black, White, Yellow, Blue, Pink Black, Gold, Rose Gold, Red
SAR 0.51 W/kg (head)     0.60 W/kg (body)     1.75 W/kg (head)     0.76 W/kg (body)    
Models 2015015 MDG2, MDI2
Price About 260 EUR About 170 EUR
Tests
Performance Basemark X: 4875 GeekBench: 4292 (v4.4)
GFXBench: 3.5fps (ES 3.1 onscreen)
Display Contrast ratio: 1055:1 (nominal), 2.641 (sunlight) Contrast ratio: 1570:1 (nominal), 2.689 (sunlight)
Camera Compare PHOTO / Compare VIDEO
Loudspeaker Voice 63dB / Noise 65dB / Ring 68dB Voice 74dB / Noise 73dB / Ring 90dB
Audio quality Noise -91.0dB / Crosstalk -82.5dB
Battery (old) Endurance rating 67h Endurance rating 87h

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