Allview Viper E vs Xiaomi Mi 4

Compare recorded specifications, size and practical differences.

Allview Viper E

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Xiaomi Mi 4

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Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

WeightViper E: 26.5 g lighterViper E: 122.5 g · Mi 4: 149 g
WidthViper E: 3.5 mm narrowerViper E: 65 mm · Mi 4: 68.5 mm
Screen diagonalViper E: 0.5 in smaller diagonalViper E: 4.5 in · Mi 4: 5 in
ChipsetMediatek MT6582 (28 nm) / Qualcomm MSM8974AC Snapdragon 801 (28 nm)Viper E: Mediatek MT6582 (28 nm) · Mi 4: Qualcomm MSM8974AC Snapdragon 801 (28 nm)
DepthViper E: 1.1 mm thinnerViper E: 7.8 mm · Mi 4: 8.9 mm
HeightViper E: 8.2 mm shorterViper E: 131 mm · Mi 4: 139.2 mm

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

Front

Side

1. Viper E
Height
131 mm
Width
65 mm
Depth
7.8 mm

Weight
122.5 g
2. Mi 4
Height
139.2 mm
Width
68.5 mm
Depth
8.9 mm

Weight
149 g

Specifications

Open a section for more detail. Scroll inside a table to keep phone names visible; on narrow screens, swipe sideways or use the arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

Everyday essentials

Everyday essentials
Specification	Viper E	Mi 4
Dimensions (HxWxD)	131 Х 65 Х 7.8 mm	139.2 Х 68.5 Х 8.9 mm
Weight	122.5 g	149 g
Technology	IPS LCD	IPS LCD
Screen size	4.5" inch	5" inch
Screen resolution	480 x 854 px	1080 x 1920 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	8 GB 1 GB RAM	16/64 GB 2/3 GB RAM
Memory card support	microSD up to 32 GB (dedicated slot)	No
BatteryCapacity is not battery life. No endurance test is implied.	1800 mAh Removable Li-Ion	3080 mAh Non-removable Li-Ion
Operating system OS	Android 5.0 (Lollipop)	Android 4.4.3 (KitKat) upgradable to 6.0.1 (Marshmallow); MIUI 10
Chipset	Mediatek MT6582 (28 nm)	Qualcomm MSM8974AC Snapdragon 801 (28 nm)
NFC	Super AMOLED	Unknown
Headphone jack	Yes	Yes

Display

Display
Specification	Viper E	Mi 4
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	Super AMOLED	16M
Screen area	55.8 cm2	68.9 cm2
Screen format	16:9 (height:width)	16:9 (height:width)
Screen to body ratio	127.3 Х 65.5 Х 10 mm	72.3%
PPI /points per inch/	218 PPI	441 PPI
Screen protection	Asahi Dragontrail Glass	Unknown

Camera and Video

Camera and Video
Specification	Viper E	Mi 4
Rear camera, main	8 MP Single	13 MP Single
Camera specs	8 MP AF	13 MP f/1.8 1/3'' 1.12µm AF
Functions	Dual-LED flash HDR	LED flash panorama HDR
Video	1080p@30fps	1080p@30fps
Front camera, selfie	2 MP Single	8 MP Single
Specifications	2 MP	8 MP f/1.8

Performance

Performance
Specification	Viper E	Mi 4
Processor CPU	Quad-core 1.3 GHz Cortex-A7	Quad-core 2.5 GHz Krait 400
Graphics processor GPU	Mali-400MP2 Z525 -Mali-T720MP2 Z528	Adreno 330
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.	Unknown	61632
GeekBench 4 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.	Unknown	891
GeekBench 4 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.	Unknown	1967
GeekBench 4 RenderScriptLegacy recorded score. Test conditions are unspecified; no new testing is implied.	Unknown	1997

General specs

General specs
Specification	Viper E	Mi 4
Release date	2014 September	2014 July
Colors	Black White	Black White
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.	Unknown	230 EUR
Battery life	Stand by time- Up to 225 h Talking time- Up to 9 h 15 min	Stand by time- Up to 280 h (3G)
Body build	Unknown	aluminum frame plastic back

Communication and Connectivity

Communication and Connectivity
Specification	Viper E	Mi 4
SIM card	Single SIM (Micro-SIM)Dual SIM (Micro-SIM dual stand-by)	Micro-SIM
Network	Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE band 1(2100)	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - all versions CDMA 800 / 1900 - Telecom 3G model -3G - TD-SCDMA - 4G model HSDPA 850 / 900 / 1900 / 2100 - Unicom 3G model Telecom 3G model CDMA2000 1xEV-DO - Telecom 3G model -4G - LTE band 38(2600) 39(1900) 40(2300) - 4G model
Speed	HSPA 21.1/5.76 Mbps	HSPA 42.2/5.76 Mbps LTE EV-DO Rev.A 3.1 Mbps
GPRS	Class 12	Yes
Edge	Class 10	Yes
Wi-Fi	Wi-Fi 802.11 b/g/n	Wi-Fi 802.11 a/b/g/n/ac dual-band Wi-Fi Direct DLNA hotspot
GPS	Yes with A-GPS	Yes with A-GPS GLONASS BDS
USB	microUSB 2.0	microUSB 2.0 USB Host
Bluetooth	4.0 A2DP EDR	4.0 A2DP
Harmful irradiation	SAR EU - 0.84 W/kg (head) 1.24 W/kg (body)	SAR - 1.36 W/kg (head)

Music and Audio

Music and Audio
Specification	Viper E	Mi 4
Radio	FM radio	FM radio
Others	DTS sound -Yamaha amplifier	Active noise cancellation with dedicated mic

Other features

Other features
Specification	Viper E	Mi 4
Dop	Sensors Accelerometer proximity compass	Sensors Accelerometer gyro proximity compass barometer Infrared port - Fast battery charging (Quick Charge 2.0)