BLU Vivo One vs Oppo A1k

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

    Vivo One: 10 g lighter

    Vivo One:
    160 g
    A1k:
    170 g
  • Width

    Vivo One: 3.7 mm narrower

    Vivo One:
    70.1 mm
    A1k:
    73.8 mm
  • Screen diagonal

    Vivo One: 0.6 in smaller diagonal

    Vivo One:
    5.5 in
    A1k:
    6.1 in
  • Chipset

    Vivo One:
    Mediatek MT6739 (28 nm)
    A1k:
    Mediatek MT6762 Helio P22 (12 nm)
  • Depth

    A1k: 1.4 mm thinner

    Vivo One:
    9.8 mm
    A1k:
    8.4 mm
  • Height

    Vivo One: 6.1 mm shorter

    Vivo One:
    148.4 mm
    A1k:
    154.5 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. Vivo One

    Height:
    148.4 mm
    Width:
    70.1 mm
    Depth:
    9.8 mm +1.4 mm versus A1k
  2. 2. A1k

    Height:
    154.5 mm +6.1 mm versus Vivo One
    Width:
    73.8 mm +3.7 mm versus Vivo One
    Depth:
    8.4 mm

Weight

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

  1. 1. Vivo One

    160 g

  2. 2. A1k

    170 g

    +10 g versus Vivo One

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. Vivo One

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    78.1 cm²
  2. 2. A1k

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

A1k has approximately 17% more rectangular screen area than Vivo One.

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 Vivo One, A1k, compared at the same storage capacity.
StorageVivo OneA1k
16 GB 2 GB RAM Not recorded
32 GB Not recorded 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. Vivo One

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB

2. A1k

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. Vivo One

    3000 mAh

  2. 2. A1k

    4000 mAh

    +1000 mAh versus Vivo One

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. Vivo One2. A1k

Everyday essentials
Everyday essentials — specifications for Vivo One, A1k.
SpecificationVivo OneA1k
Dimensions (HxWxD)
  • 148.4 Х 70.1 Х 9.8 mm
  • 154.5 Х 73.8 Х 8.4 mm
Weight
  • 160 g
  • 170 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 6.1" inch
Screen resolution
  • 720 x 1440 px
  • 720 x 1560 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 32 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 64 GB
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Po
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 7.1.1 (Nougat)
  • Android 9.0 (Pie); ColorOS 6
Chipset
  • Mediatek MT6739 (28 nm)
  • Mediatek MT6762 Helio P22 (12 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Vivo One, A1k.
SpecificationVivo OneA1k
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 78.1 cm2
  • 91.3 cm2
Screen format
  • 18:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 75.0%
  • 80.1%
PPI /points per inch/
  • 293 PPI
  • 282 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Vivo One, A1k.
SpecificationVivo OneA1k
Rear camera, main
  • 12 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 12 MP
  • 8 MP
  • f/2.2
  • 1/3.2''
  • 1.4µm
  • AF
Functions
  • LED flash
  • HDR
Video
  • 1080p@30fps
  • 720p
Front camera, selfie
  • 8 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 8 MP
  • 5 MP
  • f/2.0
  • 1/5''
  • 1.12µm
Performance

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

Performance — specifications for Vivo One, A1k.
SpecificationVivo OneA1k
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • PowerVR GE8100
  • PowerVR GE8320
Antutu 7 score *
  • 35472
  • 75826
General specs
General specs — specifications for Vivo One, A1k.
SpecificationVivo OneA1k
Release date
  • 2018
  • February
  • 2019
  • April
Colors
  • Black
  • Gold
  • Silver
  • Black
  • Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 140 USD
  • 100 EUR
Battery life
  • Stand by time- Up to 725 h (2G) / Up to 625 h (3G) Talking time- Up to 26 h (2G) / Up to 16 h (3G)
Unknown
Body build Unknown
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for Vivo One, A1k.
SpecificationVivo OneA1k
SIM card
  • Dual SIM (Micro-SIM/Nano-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 12(700)
  • 17(700)
  • 28(700)
  • 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)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Vivo One, A1k.
SpecificationVivo OneA1k
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Vivo One, A1k.
SpecificationVivo OneA1k
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity
  • compass - Versions: CPH1923