vivo Y15 vs Xiaomi Redmi 8A Dual

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

    Y15: 58 g lighter

    Y15:
    130 g
    Redmi 8A Dual:
    188 g
  • Width

    Y15: 9.2 mm narrower

    Y15:
    66.2 mm
    Redmi 8A Dual:
    75.4 mm
  • Screen diagonal

    Y15: 1.72 in smaller diagonal

    Y15:
    4.5 in
    Redmi 8A Dual:
    6.22 in
  • Chipset

    Y15:
    Mediatek MT6582 (28 nm)
    Redmi 8A Dual:
    Qualcomm SDM439 Snapdragon 439 (12 nm)
  • Rear camera layout

    Y15:
    Single
    Redmi 8A Dual:
    Dual
  • Height

    Y15: 25.1 mm shorter

    Y15:
    131.4 mm
    Redmi 8A Dual:
    156.5 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. Y15

    Height:
    131.4 mm
    Width:
    66.2 mm
    Depth:
    9 mm
  2. 2. Redmi 8A Dual

    Height:
    156.5 mm +25.1 mm versus Y15
    Width:
    75.4 mm +9.2 mm versus Y15
    Depth:
    9.4 mm

Weight

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

  1. 1. Y15

    130 g

  2. 2. Redmi 8A Dual

    188 g

    +58 g versus Y15

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. Y15

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. Redmi 8A Dual

    Screen diagonal:
    6.22 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    96.6 cm²

Redmi 8A Dual has approximately 73% more rectangular screen area than Y15.

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 Y15, Redmi 8A Dual, compared at the same storage capacity.
StorageY15Redmi 8A Dual
32 GB Unknown 2 / 3 GB RAM Alternative RAM configurations
Y15: Original memory entry

4 GB · 512 MB 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. Y15

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

2. Redmi 8A Dual

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC (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. Y15

    1900 mAh

  2. 2. Redmi 8A Dual

    5000 mAh

    +3100 mAh versus Y15

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. Y152. Redmi 8A Dual

Everyday essentials
Everyday essentials — specifications for Y15, Redmi 8A Dual.
SpecificationY15Redmi 8A Dual
Dimensions (HxWxD)
  • 131.4 Х 66.2 Х 9 mm
  • 156.5 Х 75.4 Х 9.4 mm
Weight
  • 130 g
  • 188 g
Technology Unknown
  • IPS LCD
Screen size
  • 4.5" inch
  • 6.22" inch
Screen resolution
  • 480 x 854 px
  • 720 x 1520 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 32GB 2GB RAM
  • 32GB 3GB RAM
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1900 mAh
  • Removable Li-Ion
  • 5000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.2.2 (Jelly Bean)
  • Android 9.0 (Pie); MIUI 11
Chipset
  • Mediatek MT6582 (28 nm)
  • Qualcomm SDM439 Snapdragon 439 (12 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Y15, Redmi 8A Dual.
SpecificationY15Redmi 8A Dual
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 55.8 cm2
  • 96.6 cm2
Screen format
  • 16:9 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 64.1%
  • 81.8%
PPI /points per inch/
  • 218 PPI
  • 270 PPI
Screen protection
  • Scratch-resistant glass
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for Y15, Redmi 8A Dual.
SpecificationY15Redmi 8A Dual
Rear camera, main
  • 5 MP
  • Single
  • 13 MP
  • Dual
Camera specs
  • 5 MP
  • AF
  • 13 MP
  • f/2.2
  • (wide)
  • 1/3.1''
  • 1.12µm
  • PDAF -2 MP
  • f/2.4
  • (depth)
Functions
  • LED flash
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 2 MP
  • 8 MP
  • f/2.0
  • 1/4''
  • 1.12µm
Performance

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

Performance — specifications for Y15, Redmi 8A Dual.
SpecificationY15Redmi 8A Dual
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Octa-core (4x1.95 GHz Cortex-A53 & 4x1.45 GHz Cortex A53)
Graphics processor GPU
  • Mali-400MP2
  • Adreno 505
Antutu 7 score *
  • 75123
Unknown
GeekBench 4 Single Core * Unknown
  • 864
GeekBench 4 Multi-Core * Unknown
  • 3669
Antutu 8 score * Unknown
  • 95326
General specs
General specs — specifications for Y15, Redmi 8A Dual.
SpecificationY15Redmi 8A Dual
Release date
  • 2013
  • 2020
  • February 11
Colors
  • White
  • Black
  • Sky White
  • Sea Blue
  • Midnight Grey
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 110 EUR
  • 80 EUR
Battery life
  • Stand by time- Up to 410 h (2G) / Up to 410 h (3G) Talking time- Up to 10 h (2G) / Up to 8 h (3G) Music play - Up to 45 h
Unknown
Body build
  • plastic body
  • Glass front (Gorilla Glass 5)
  • plastic back
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for Y15, Redmi 8A Dual.
SpecificationY15Redmi 8A Dual
SIM card
  • Dual SIM (Micro-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
  • 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)
  • 8(900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 2.8/2.2 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
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • LE
  • 4.2
  • A2DP
  • LE
Harmful irradiation
  • SAR - 0.68 W/kg (head) 1.08 W/kg (body) SAR EU - 0.53 W/kg (head) 0.81 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Y15, Redmi 8A Dual.
SpecificationY15Redmi 8A Dual
Radio
  • FM radio
  • FM radio
  • built-in antenna
Others Unknown
  • 400 nits typ. brightness
Other features
Other features — specifications for Y15, Redmi 8A Dual.
SpecificationY15Redmi 8A Dual
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Infrared port
  • Sensors Accelerometer
  • proximity
  • compass - Fast battery charging 18W -Power bank/Reverse charging - Splash resistant