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Allview Viper E vs Oppo Realme U1

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    Viper E: 45.5 g lighter

    Viper E:
    122.5 g
    Realme U1:
    168 g
  • Width

    Viper E: 9 mm narrower

    Viper E:
    65 mm
    Realme U1:
    74 mm
  • Screen diagonal

    Viper E: 1.8 in smaller diagonal

    Viper E:
    4.5 in
    Realme U1:
    6.3 in
  • Chipset

    Viper E:
    Mediatek MT6582 (28 nm)
    Realme U1:
    Mediatek Helio P70 (12nm)
  • Rear camera layout

    Viper E:
    Single
    Realme U1:
    Dual
  • Height

    Viper E: 26 mm shorter

    Viper E:
    131 mm
    Realme U1:
    157 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. Viper E

    Height:
    131 mm
    Width:
    65 mm
    Depth:
    7.8 mm
  2. 2. Realme U1

    Height:
    157 mm +26 mm versus Viper E
    Width:
    74 mm +9 mm versus Viper E
    Depth:
    8 mm

Weight

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

  1. 1. Viper E

    122.5 g

  2. 2. Realme U1

    168 g

    +45.5 g versus Viper E

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. Viper E

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. Realme U1

    Screen diagonal:
    6.3 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    97.4 cm²

Realme U1 has approximately 74.5% more rectangular screen area than Viper E.

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 Viper E, Realme U1, compared at the same storage capacity.
StorageViper ERealme U1
8 GB 1 GB RAM Unknown
Realme U1: Original memory entry

64 GB · 4 GB RAM 32 GB · 3 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. Viper E

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

2. Realme U1

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (dedicated 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. Viper E

    1800 mAh

  2. 2. Realme U1

    3500 mAh

    +1700 mAh versus Viper E

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. Viper E2. Realme U1

Everyday essentials
Everyday essentials — specifications for Viper E, Realme U1.
SpecificationViper ERealme U1
Dimensions (HxWxD)
  • 131 Х 65 Х 7.8 mm
  • 157 Х 74 Х 8 mm
Weight
  • 122.5 g
  • 168 g
Technology
  • IPS LCD
  • LTPS IPS LCD
Screen size
  • 4.5" inch
  • 6.3" inch
Screen resolution
  • 480 x 854 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1800 mAh
  • Removable Li-Ion
  • 3500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 5.0 (Lollipop)
  • Android 8.1 (Oreo); ColorOS 5.2
Chipset
  • Mediatek MT6582 (28 nm)
  • Mediatek Helio P70 (12nm)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Viper E, Realme U1.
SpecificationViper ERealme U1
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • Super AMOLED
  • 16M
Screen area
  • 55.8 cm2
  • 97.4 cm2
Screen format
  • 16:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 127.3 Х 65.5 Х 10 mm
  • 83.9%
PPI /points per inch/
  • 218 PPI
  • 409 PPI
Screen protection
  • Asahi Dragontrail Glass
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Viper E, Realme U1.
SpecificationViper ERealme U1
Rear camera, main
  • 8 MP
  • Single
  • 13 MP
  • Dual
Camera specs
  • 8 MP
  • AF
  • 13 MP
  • f/2.2
  • AF -2 MP
  • f/2.4
  • depth sensor
Functions
  • Dual-LED flash
  • HDR
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 25 MP
  • Single
Specifications
  • 2 MP
  • 25 MP
  • f/2.0
  • 1/2.8''
  • 0.9μm
Performance
Performance — specifications for Viper E, Realme U1.
SpecificationViper ERealme U1
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
Graphics processor GPU
  • Mali-400MP2 Z525 -Mali-T720MP2 Z528
  • Mali-G72 MP3
General specs
General specs — specifications for Viper E, Realme U1.
SpecificationViper ERealme U1
Release date
  • 2014
  • September
  • 2018
  • November
Colors
  • Black
  • White
  • Ambitious Black
  • Brave Blue
  • Fiery Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 140 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 — specifications for Viper E, Realme U1.
SpecificationViper ERealme U1
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
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 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 38(2600)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A Cat6 300/50 Mbps
GPRS
  • Class 12
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 4.2
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.84 W/kg (head) 1.24 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Viper E, Realme U1.
SpecificationViper ERealme U1
Radio
  • FM radio
  • FM radio
Others
  • DTS sound -Yamaha amplifier
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Viper E, Realme U1.
SpecificationViper ERealme U1
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - Fast battery charging 5V/2A 10W