OnePlus 2 vs vivo Y51

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

    Y51: 18 g lighter

    2:
    175 g
    Y51:
    157 g
  • Width

    Y51: 3.2 mm narrower

    2:
    74.9 mm
    Y51:
    71.7 mm
  • Screen diagonal

    Y51: 0.5 in smaller diagonal

    2:
    5.5 in
    Y51:
    5 in
  • Chipset

    2:
    Qualcomm MSM8994 Snapdragon 810 (20 nm)
    Y51:
    Qualcomm MSM8916 Snapdragon 410 (28 nm)
  • Depth

    Y51: 2.4 mm thinner

    2:
    9.9 mm
    Y51:
    7.5 mm
  • Height

    Y51: 8 mm shorter

    2:
    151.8 mm
    Y51:
    143.8 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. 2

    Height:
    151.8 mm +8 mm versus Y51
    Width:
    74.9 mm +3.2 mm versus Y51
    Depth:
    9.9 mm +2.4 mm versus Y51
  2. 2. Y51

    Height:
    143.8 mm
    Width:
    71.7 mm
    Depth:
    7.5 mm

Weight

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

  1. 1. 2

    175 g

    +18 g versus Y51

  2. 2. Y51

    157 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. 2

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. Y51

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

2 has approximately 21% more rectangular screen area than Y51.

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 2, Y51, compared at the same storage capacity.
Storage2Y51
16 GB Unknown 2 GB RAM
2: Original memory entry

16 GB · 3 GB RAM64 GB · 512GB 4GB

Practical features

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

1. 2

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
No

2. Y51

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. 2

    3300 mAh

    +950 mAh versus Y51

  2. 2. Y51

    2350 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. 22. Y51

Everyday essentials
Everyday essentials — specifications for 2, Y51.
Specification2Y51
Dimensions (HxWxD)
  • 151.8 Х 74.9 Х 9.9 mm
  • 143.8 Х 71.7 Х 7.5 mm
Weight
  • 175 g
  • 157 g
Technology
  • LTPS IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 5" inch
Screen resolution
  • 1080 x 1920 px
  • 540 x 960 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 3 GB RAM64 GB
  • 512GB 4GB
  • 16 GB
  • 2 GB RAM
Memory card support
  • No
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3300 mAh
  • Non-removable Li-Po
  • 2350 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 5.1 (Lollipop)
  • upgradable to 6.0.1 (Marshmallow); Oxygen 3.5.6 UI
  • Android 5.0.2 (Lollipop); Funtouch 2.5
Chipset
  • Qualcomm MSM8994 Snapdragon 810 (20 nm)
  • Qualcomm MSM8916 Snapdragon 410 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for 2, Y51.
Specification2Y51
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 73.3%
  • 66.8%
PPI /points per inch/
  • 401 PPI
  • 220 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for 2, Y51.
Specification2Y51
Rear camera, main
  • 13 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 13 MP
  • f/2.0
  • 1/2.6''
  • 1.3µm
  • OIS
  • laser AF
  • 8 MP
  • AF
Functions
  • Dual-LED flash
  • panorama
  • HDR
  • LED flash
  • HDR
  • panorama
Video
  • 720p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 5 MP
  • f/2.4
  • 5 MP
Performance

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

Performance — specifications for 2, Y51.
Specification2Y51
Processor CPU
  • Octa-core (4x1.56 GHz Cortex-A53 & 4x1.82 GHz Cortex-A57)
  • Quad-core 1.2 GHz Cortex-A53
Graphics processor GPU
  • Adreno 430
  • Adreno 306
Antutu 7 score *
  • 91253
Unknown
GeekBench 4 Single Core *
  • 1050
  • 520
GeekBench 4 Multi-Core *
  • 2740
  • 1330
GeekBench 4 RenderScript *
  • 3510
Unknown
GeekBench 4 Battery *
  • 1209
Unknown
GeekBench 5 Single Core *
  • 208
Unknown
GeekBench 5 Multi-Core *
  • 591
Unknown
General specs
General specs — specifications for 2, Y51.
Specification2Y51
Release date
  • 2015
  • July
  • 2015
  • December
Colors
  • Sandstone Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 300 EUR
  • 130 EUR
Body build
  • aluminum frame
  • plastic back
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for 2, Y51.
Specification2Y51
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE 850 / 900 / 1800 / 2100 / 2600 - Malaysia LTE 900 / 1800 / 2100 - Thailand
  • Indonesia
Speed
  • HSPA 42.2/5.76 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 a/b/g/n/ac
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
Bluetooth
  • 4.1
  • A2DP
  • 4.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.43 W/kg (head) 0.20 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for 2, Y51.
Specification2Y51
Radio
  • No
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for 2, Y51.
Specification2Y51
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Also known as OnePlus Two
  • Sensors Accelerometer
  • proximity
  • compass