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Allview Viper E vs Coolpad Cool S1

Compare recorded specifications, size and practical differences.

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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: 45.5 g lighterViper E: 122.5 g · Cool S1: 168 g
  • WidthViper E: 9.7 mm narrowerViper E: 65 mm · Cool S1: 74.7 mm
  • Screen diagonalViper E: 1 in smaller diagonalViper E: 4.5 in · Cool S1: 5.5 in
  • ChipsetMediatek MT6582 (28 nm) / Qualcomm MSM8996 Snapdragon 821 (14 nm)Viper E: Mediatek MT6582 (28 nm) · Cool S1: Qualcomm MSM8996 Snapdragon 821 (14 nm)
  • HeightViper E: 20.4 mm shorterViper E: 131 mm · Cool S1: 151.4 mm
  • Release year2014 / 2016Viper E: 2014 · Cool S1: 2016

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
Viper E: 131 × 65 mm 1 Cool S1: 151.4 × 74.7 mm 2
Side
Viper E: 131 × 7.8 mm 1 Cool S1: 151.4 × 7.5 mm 2
  1. 1. Viper E
    Height
    131 mm
    Width
    65 mm
    Depth
    7.8 mm
    Weight
    122.5 g
  2. 2. Cool S1
    Height
    151.4 mm
    Width
    74.7 mm
    Depth
    7.5 mm
    Weight
    168 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
SpecificationViper ECool S1
Dimensions (HxWxD)
  • 131 Х 65 Х 7.8 mm
  • 151.4 Х 74.7 Х 7.5 mm
Weight
  • 122.5 g
  • 168 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4.5" inch
  • 5.5" 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
  • 128 GB
  • 6 GB RAM 64 GB
  • 512GB 4GB
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
  • 4070 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 5.0 (Lollipop)
  • Android 6.0.1 (Marshmallow); eUI 5.8
Chipset
  • Mediatek MT6582 (28 nm)
  • Qualcomm MSM8996 Snapdragon 821 (14 nm)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationViper ECool S1
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • Super AMOLED
  • 16M
Screen area
  • 55.8 cm2
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 127.3 Х 65.5 Х 10 mm
  • 73.7%
PPI /points per inch/
  • 218 PPI
  • 401 PPI
Screen protection
  • Asahi Dragontrail Glass
Unknown
Camera and Video
Camera and Video
SpecificationViper ECool S1
Rear camera, main
  • 8 MP
  • Single
  • 16 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 16 MP
  • PDAF
  • f/2.0
Functions
  • Dual-LED flash
  • HDR
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 2 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 2 MP
  • 8 MP
Performance
Performance
SpecificationViper ECool S1
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Quad-core (2x2.35 GHz Kryo & 2x1.6 GHz Kryo)
Graphics processor GPU
  • Mali-400MP2 Z525 -Mali-T720MP2 Z528
  • Adreno 530
GeekBench 4 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 1818
GeekBench 4 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 3877
GeekBench 4 RenderScriptLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 7272
General specs
General specs
SpecificationViper ECool S1
Release date
  • 2014
  • September
  • 2016
  • December
Colors
  • Black
  • White
  • Gold
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer. Unknown
  • 420 EUR
Battery life
  • Stand by time- Up to 225 h Talking time- Up to 9 h 15 min
Unknown
Communication and Connectivity
Communication and Connectivity
SpecificationViper ECool S1
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual 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 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA -4G - LTE
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA
  • LTE
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
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 4.1
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.84 W/kg (head) 1.24 W/kg (body)
Unknown
Music and Audio
Music and Audio
SpecificationViper ECool S1
Radio
  • FM radio
  • FM radio
Others
  • DTS sound -Yamaha amplifier
  • Active noise cancellation with dedicated mic -Harman Kardon sound enhancement
Other features
Other features
SpecificationViper ECool S1
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - Fast battery charging (Quick Charge 3.0)