Allview V4 Viper Pro vs Lava Fuel F1

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

    Fuel F1: 43.6 g lighter

    V4 Viper Pro:
    191.6 g
    Fuel F1:
    148 g
  • Width

    Fuel F1: 10 mm narrower

    V4 Viper Pro:
    82 mm
    Fuel F1:
    72 mm
  • Screen diagonal

    Fuel F1: 1.8 in smaller diagonal

    V4 Viper Pro:
    6.8 in
    Fuel F1:
    5 in
  • Chipset

    V4 Viper Pro:
    Mediatek MT6739 (28 nm)
    Fuel F1:
    Mediatek MT6580 (28 nm)
  • Depth

    V4 Viper Pro: 0.7 mm thinner

    V4 Viper Pro:
    8.8 mm
    Fuel F1:
    9.5 mm
  • Height

    Fuel F1: 30 mm shorter

    V4 Viper Pro:
    171 mm
    Fuel F1:
    141 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 +30 mm versus Fuel F1
    Width:
    82 mm +10 mm versus Fuel F1
    Depth:
    8.8 mm
  2. 2. Fuel F1

    Height:
    141 mm
    Width:
    72 mm
    Depth:
    9.5 mm +0.7 mm versus V4 Viper Pro

Weight

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

  1. 1. V4 Viper Pro

    191.6 g

    +43.6 g versus Fuel F1

  2. 2. Fuel F1

    148 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. Fuel F1

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

V4 Viper Pro has approximately 67.5% more rectangular screen area than Fuel F1.

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, Fuel F1, compared at the same storage capacity.
StorageV4 Viper ProFuel F1
8 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. Fuel F1

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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

  2. 2. Fuel F1

    4000 mAh

    +500 mAh versus V4 Viper Pro

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. Fuel F1

Everyday essentials
Everyday essentials — specifications for V4 Viper Pro, Fuel F1.
SpecificationV4 Viper ProFuel F1
Dimensions (HxWxD)
  • 171 Х 82 Х 8.8 mm
  • 141 Х 72 Х 9.5 mm
Weight
  • 191.6 g
  • 148 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6.8" inch
  • 5" inch
Screen resolution
  • 640 x 1352 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 2GB RAM
  • 8 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 128 GB (uses shared SIM slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Po
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 9.0 (Pie)
  • Android 5.1 (Lollipop)
Chipset
  • Mediatek MT6739 (28 nm)
  • Mediatek MT6580 (28 nm)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for V4 Viper Pro, Fuel F1.
SpecificationV4 Viper ProFuel F1
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 115.4 cm2
  • 68.9 cm2
Screen format
  • 19:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 82.3%
  • 67.9%
PPI /points per inch/
  • 220 PPI
  • 196 PPI
Screen protection Unknown
  • Asahi Dragontrail Glass
Camera and Video
Camera and Video — specifications for V4 Viper Pro, Fuel F1.
SpecificationV4 Viper ProFuel F1
Rear camera, main
  • 13 MP
  • Dual-LED flash
  • 8 MP
  • Single
Camera specs
  • 13 MP
  • AF -0.3 MP
  • (ultrawide/depth sensor)
  • 8 MP
  • AF
Functions
  • Dual-LED flash
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 8 MP
  • 2 MP
Performance
Performance — specifications for V4 Viper Pro, Fuel F1.
SpecificationV4 Viper ProFuel F1
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU
  • PowerVR GE8100
  • Mali-400MP2
General specs
General specs — specifications for V4 Viper Pro, Fuel F1.
SpecificationV4 Viper ProFuel F1
Release date
  • 2020
  • January
  • 2015
  • September
Colors
  • Dark Grey
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 170 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 480 h (2G) / Up to 480 h (3G) Talking time- Up to 18 h (2G) / Up to 30 h 30 min (3G) Music play - Up to 72 h
Communication and Connectivity
Communication and Connectivity — specifications for V4 Viper Pro, Fuel F1.
SpecificationV4 Viper ProFuel F1
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Micro-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 - SIM 1 & SIM 2
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 21.1/5.76 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
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • 4.0
  • A2DP
Harmful irradiation
  • SAR EU - 1.20 W/kg (head)
  • SAR EU - 0.61 W/kg (head) 0.60 W/kg (body)
Music and Audio
Music and Audio — specifications for V4 Viper Pro, Fuel F1.
SpecificationV4 Viper ProFuel F1
Radio
  • FM radio
  • No
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for V4 Viper Pro, Fuel F1.
SpecificationV4 Viper ProFuel F1
Dop
  • Sensors Fingerprint (rear-mounted)
  • Sensors Accelerometer
  • proximity - Battery charging 10W - For Europe
  • Sensors Accelerometer
  • proximity - For India