Allview V4 Viper Pro vs verykool SL5565 Rocket

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.

  • Weight

    SL5565 Rocket: 19.6 g lighter

    V4 Viper Pro:
    191.6 g
    SL5565 Rocket:
    172 g
  • Width

    SL5565 Rocket: 2.8 mm narrower

    V4 Viper Pro:
    82 mm
    SL5565 Rocket:
    79.2 mm
  • Screen diagonal

    SL5565 Rocket: 1.3 in smaller diagonal

    V4 Viper Pro:
    6.8 in
    SL5565 Rocket:
    5.5 in
  • Chipset

    V4 Viper Pro:
    Mediatek MT6739 (28 nm)
    SL5565 Rocket:
    Mediatek MT6737 (28 nm)
  • Height

    SL5565 Rocket: 14.6 mm shorter

    V4 Viper Pro:
    171 mm
    SL5565 Rocket:
    156.4 mm
  • Release year

    V4 Viper Pro:
    2020
    SL5565 Rocket:
    2017

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.

  1. 1. V4 Viper Pro

    Height:
    171 mm +14.6 mm versus SL5565 Rocket
    Width:
    82 mm +2.8 mm versus SL5565 Rocket
    Depth:
    8.8 mm
  2. 2. SL5565 Rocket

    Height:
    156.4 mm
    Width:
    79.2 mm
    Depth:
    8.8 mm

Weight

Bars start at zero and share a scale within this chart.

  1. 1. V4 Viper Pro

    191.6 g

    +19.6 g versus SL5565 Rocket

  2. 2. SL5565 Rocket

    172 g

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

  1. 1. V4 Viper Pro

    Screen diagonal:
    6.8 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    115.4 cm²
  2. 2. SL5565 Rocket

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²

V4 Viper Pro has approximately 38.4% more rectangular screen area than SL5565 Rocket.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM for V4 Viper Pro, SL5565 Rocket, compared at the same storage capacity.
StorageV4 Viper ProSL5565 Rocket
16 GB Not recorded 2 GB RAM
32 GB 2 GB RAM Not recorded

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. V4 Viper Pro

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB (uses shared SIM slot)

2. SL5565 Rocket

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

  1. 1. V4 Viper Pro

    3500 mAh

    +800 mAh versus SL5565 Rocket

  2. 2. SL5565 Rocket

    2700 mAh

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. V4 Viper Pro2. SL5565 Rocket

Everyday essentials
Everyday essentials — specifications for V4 Viper Pro, SL5565 Rocket.
SpecificationV4 Viper ProSL5565 Rocket
Dimensions (HxWxD)
  • 171 Х 82 Х 8.8 mm
  • 156.4 Х 79.2 Х 8.8 mm
Weight
  • 191.6 g
  • 172 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6.8" inch
  • 5.5" inch
Screen resolution
  • 640 x 1352 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 2GB RAM
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 128 GB (uses shared SIM slot)
  • microSD
  • up to 128 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Po
  • 2700 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 9.0 (Pie)
  • Android 7.0 (Nougat)
Chipset
  • Mediatek MT6739 (28 nm)
  • Mediatek MT6737 (28 nm)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for V4 Viper Pro, SL5565 Rocket.
SpecificationV4 Viper ProSL5565 Rocket
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 115.4 cm2
  • 83.4 cm2
Screen format
  • 19:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 82.3%
  • 67.3%
PPI /points per inch/
  • 220 PPI
  • 267 PPI
Camera and Video
Camera and Video — specifications for V4 Viper Pro, SL5565 Rocket.
SpecificationV4 Viper ProSL5565 Rocket
Rear camera, main
  • 13 MP
  • Dual-LED flash
  • 13 MP
  • Single
Camera specs
  • 13 MP
  • AF -0.3 MP
  • (ultrawide/depth sensor)
  • 13 MP
  • AF
  • f/2.2
Functions
  • Dual-LED flash
  • LED flash
Video
  • 1080p@30fps
  • 720p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 8 MP
  • 8 MP
  • f/2.8
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for V4 Viper Pro, SL5565 Rocket.
SpecificationV4 Viper ProSL5565 Rocket
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU
  • PowerVR GE8100
  • Mali-T720MP2
Antutu 7 score * Unknown
  • 29395
General specs
General specs — specifications for V4 Viper Pro, SL5565 Rocket.
SpecificationV4 Viper ProSL5565 Rocket
Release date
  • 2020
  • January
  • 2017
  • August
Colors
  • Dark Grey
  • Darg Gray
  • Gold
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 170 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 240 h (3G) Talking time- Up to 8 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for V4 Viper Pro, SL5565 Rocket.
SpecificationV4 Viper ProSL5565 Rocket
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Micro-SIM/Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 20(800)
  • 38(2600)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 1700(AWS) / 1900 / 2100 -4G - LTE band 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 12(700)
  • 17(700) LTE band 2(1900)
  • 28(700)
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 4.0
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 1.20 W/kg (head)
  • SAR - 0.45 W/kg (head) 1.29 W/kg (body)
Music and Audio
Music and Audio — specifications for V4 Viper Pro, SL5565 Rocket.
SpecificationV4 Viper ProSL5565 Rocket
Radio
  • FM radio
  • Stereo FM radio
Other features
Other features — specifications for V4 Viper Pro, SL5565 Rocket.
SpecificationV4 Viper ProSL5565 Rocket
Dop
  • Sensors Fingerprint (rear-mounted)
  • Sensors Accelerometer
  • proximity - Battery charging 10W - For Europe
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • proximity