Allview V4 Viper Pro vs Meizu m1 metal

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

    m1 metal: 29.6 g lighter

    V4 Viper Pro:
    191.6 g
    m1 metal:
    162 g
  • Width

    m1 metal: 6.7 mm narrower

    V4 Viper Pro:
    82 mm
    m1 metal:
    75.3 mm
  • Screen diagonal

    m1 metal: 1.3 in smaller diagonal

    V4 Viper Pro:
    6.8 in
    m1 metal:
    5.5 in
  • Chipset

    V4 Viper Pro:
    Mediatek MT6739 (28 nm)
    m1 metal:
    Mediatek MT6795 Helio X10 (28 nm)
  • Depth

    m1 metal: 0.6 mm thinner

    V4 Viper Pro:
    8.8 mm
    m1 metal:
    8.2 mm
  • Height

    m1 metal: 20.3 mm shorter

    V4 Viper Pro:
    171 mm
    m1 metal:
    150.7 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.

  1. 1. V4 Viper Pro

    Height:
    171 mm +20.3 mm versus m1 metal
    Width:
    82 mm +6.7 mm versus m1 metal
    Depth:
    8.8 mm +0.6 mm versus m1 metal
  2. 2. m1 metal

    Height:
    150.7 mm
    Width:
    75.3 mm
    Depth:
    8.2 mm

Weight

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

  1. 1. V4 Viper Pro

    191.6 g

    +29.6 g versus m1 metal

  2. 2. m1 metal

    162 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. m1 metal

    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 m1 metal.

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, m1 metal, compared at the same storage capacity.
StorageV4 Viper Prom1 metal
16 GB Not recorded 2 GB RAM
32 GB Recorded for all phones 2 GB RAM 2 GB RAM

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. m1 metal

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 slot)

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

    +360 mAh versus m1 metal

  2. 2. m1 metal

    3140 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. m1 metal

Everyday essentials
Everyday essentials — specifications for V4 Viper Pro, m1 metal.
SpecificationV4 Viper Prom1 metal
Dimensions (HxWxD)
  • 171 Х 82 Х 8.8 mm
  • 150.7 Х 75.3 Х 8.2 mm
Weight
  • 191.6 g
  • 162 g
Technology
  • IPS LCD
  • LTPS IPS LCD
Screen size
  • 6.8" inch
  • 5.5" inch
Screen resolution
  • 640 x 1352 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 2GB RAM
  • 16/32 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 128 GB (uses shared SIM slot)
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Po
  • 3140 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 9.0 (Pie)
  • Android
  • 5.1.1 (Lollipop); Flyme 5.1
Chipset
  • Mediatek MT6739 (28 nm)
  • Mediatek MT6795 Helio X10 (28 nm)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for V4 Viper Pro, m1 metal.
SpecificationV4 Viper Prom1 metal
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 115.4 cm2
  • 82.6 cm2
Screen format
  • 19:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 82.3%
  • 72.8%
PPI /points per inch/
  • 220 PPI
  • 403 PPI
Screen protection Unknown
  • Dinorex T2X-1 scratch/shock resistant glass
Camera and Video
Camera and Video — specifications for V4 Viper Pro, m1 metal.
SpecificationV4 Viper Prom1 metal
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
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 8 MP
  • 5 MP
  • f/2.0
Performance

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

Performance — specifications for V4 Viper Pro, m1 metal.
SpecificationV4 Viper Prom1 metal
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • PowerVR GE8100
  • PowerVR G6200
GeekBench 4 Single Core * Unknown
  • 776
GeekBench 4 Multi-Core * Unknown
  • 2675
GeekBench 4 RenderScript * Unknown
  • 2373
General specs
General specs — specifications for V4 Viper Pro, m1 metal.
SpecificationV4 Viper Prom1 metal
Release date
  • 2020
  • January
  • 2015
  • October
Colors
  • Dark Grey
  • White
  • Gold
  • Gray
  • Blue
  • Pink
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 170 EUR
  • 170 EUR
Communication and Connectivity
Communication and Connectivity — specifications for V4 Viper Pro, m1 metal.
SpecificationV4 Viper Prom1 metal
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Hybrid Dual 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 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 1900 / 2100 TD-SCDMA -4G - LTE band 1(2100)
  • 3(1800)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 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 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB Host
Bluetooth
  • 4.0
  • A2DP
  • 4.1
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 1.20 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for V4 Viper Pro, m1 metal.
SpecificationV4 Viper Prom1 metal
Radio
  • FM radio
  • No
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for V4 Viper Pro, m1 metal.
SpecificationV4 Viper Prom1 metal
Dop
  • Sensors Fingerprint (rear-mounted)
  • Sensors Accelerometer
  • proximity - Battery charging 10W - For Europe
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Also known as Meizu Blue Charm Metal