Phone Comparison - Amazon Fire Phone vs Xiaomi Mi 4 vs Xiaomi Mi 4i

general General Info

Manufacturer Amazon Xiaomi Xiaomi
Announced June 2014 July 2014 April 2015
Status Available - July 2014 Available - Q3 2014 Available - April 2015
Price - - Rs. 8,999 ($132.34) [Similarly Priced]
Colors Black Black, White Black, White, Blue, Yellow, Pink
Form Factor Candybar Candybar Candybar
Dimension 139.2 x 66.5 x 8.9 mm
(5.48 x 2.62 x 0.35 in)
139.2 x 68.5 x 8.9 mm
(5.48 x 2.7 x 0.35 in)
138.1 x 69.6 x 7.8 mm
(5.44 x 2.74 x 0.31 in)
Weight 160 g (5.64 oz) 149 g (5.26 oz) 130 g (4.59 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1700 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network LTE 700 / 800 / 850 / 900 / 1700 / 1800 / 1900 / 2100 / 2600 LTE LTE
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM
Build Features - 3D Dynamic Perspective UI
- System Wide Tilt, Auto-scroll, Swivel and Peek Functions
- -

hardware Hardware and OS

OS Fire OS 3.5.0 Android OS, v4.4.3 (KitKat) Android OS, v5.0 (Lollipop)
Processor Quad-core 2.2 GHz Krait 400, Qualcomm Snapdragon 800 Quad-core 2.5 GHz Krait 400, Qualcomm MSM8974AC Snapdragon 801 Quad-core 1.7 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615
GPU Adreno 330 Adreno 330 Adreno 405
RAM 2 GB 3 GB 2 GB
Internal Memory 32/64 GB 16/64 GB 16/32 GB
External Memory No No No

display Display

Type IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3 (front and back) IPS LCD capacitive touchscreen IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.7 inches 5.0 inches 5.0 inches
Resolution 720 x 1280 pixels (312 ppi) 1080 x 1920 pixels (441 ppi) 1080 x 1920 pixels (441 ppi)
Screen-to-Body Ratio 65.98% 72.14% 71.57%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio No FM radio FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 13 MP, 4128 x 3096 pixels 13 MP, 4128 x 3096 pixels 13 MP, 4128 x 3096 pixels
Flash LED Flash Dual-LED Flash LED flash
Features Auto-focus, Geo-tagging, HDR, OIS Auto focus, 1/3' Sensor Size, 1.12µm Pixel Size, Geo-tagging, Touch Focus, Face And Smile Detection, HDR Auto focus, Geo-tagging, Touch Focus, Face/smile Detection, Panorama, HDR
Video Yes, 1080p@30fps 2160p, 1080p@30fps, HDR 1080p@30fps
Front Camera Yes, 2.1 MP, 1080p@30fps [Similar] 8 MP, 1080p@30fps [Similar] 5 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA+, LTE DC-HSDPA, 42 Mbps; HSDPA, 21 Mbps; HSUPA, 5.76 Mbps; LTE HSPA, LTE
Bluetooth Yes, v3.0 v4.0, A2DP v4.0, A2DP
Wi-Fi 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, DLNA, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, dual-band, hotspot
USB Yes, microUSB v2.0 microUSB v2.0 (MHL), USB On-the-go microUSB v2.0
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 32/64 GB, 2 GB RAM 16/64 GB, 3 GB RAM 16/32 GB, 2 GB RAM
Expandable Storage No No No
USB OTG - Supported -

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
NFC NFC supported NFC supported NFC not supported

battery Battery

Type Non-removable Li-Ion Battery Non-removable Li-Ion Battery Li-Po Battery
Capacity 2400 mAh 3080 mAh 3120 mAh
Stand by Up to 285 h - -
Talk Time Up to 22 h - -