Xiaomi Redmi 5a vs ZTE V821

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

    V821: 17 g lighter

    Redmi 5a:
    137 g
    V821:
    120 g
  • Width

    V821: 13.6 mm narrower

    Redmi 5a:
    70.1 mm
    V821:
    56.5 mm
  • Chipset

    Redmi 5a:
    Qualcomm MSM8917 Snapdragon 425 (28 nm)
    V821:
    Mediatek MT6516
  • Depth

    Redmi 5a: 3.4 mm thinner

    Redmi 5a:
    8.4 mm
    V821:
    11.8 mm
  • Height

    V821: 24.4 mm shorter

    Redmi 5a:
    140.4 mm
    V821:
    116 mm
  • Release year

    Redmi 5a:
    2017
    V821:
    2011

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. Redmi 5a

    Height:
    140.4 mm +24.4 mm versus V821
    Width:
    70.1 mm +13.6 mm versus V821
    Depth:
    8.4 mm
  2. 2. V821

    Height:
    116 mm
    Width:
    56.5 mm
    Depth:
    11.8 mm +3.4 mm versus Redmi 5a

Weight

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

  1. 1. Redmi 5a

    137 g

    +17 g versus V821

  2. 2. V821

    120 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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. Redmi 5a

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. V821

    V821: Screen geometry unavailable or conflicting.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Redmi 5a: Original memory entry

32 GB · 3 GB RAM 16 GB · 2 GB RAM

V821: Original memory entry

256 MB

Practical features

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

1. Redmi 5a

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB (dedicated slot)

2. V821

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

Battery capacity

Capacity is not battery life. No endurance test is implied.

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. Redmi 5a2. V821

Everyday essentials
Everyday essentials — specifications for Redmi 5a, V821.
SpecificationRedmi 5aV821
Dimensions (HxWxD)
  • 140.4 Х 70.1 Х 8.4 mm
  • 116 Х 56.5 Х 11.8 mm
Weight
  • 137 g
  • 120 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5" inch
  • 0" inch
Screen resolution
  • 720 x 1280 px
  • 320 x 240 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM 16 GB
  • 2 GB RAM
  • 256 MB
Memory card support
  • microSD
  • up to 128 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Ion
  • 0 mAh,
Operating system OS
  • Android 7.1.2 (Nougat); MIUI 10
  • Android 2.2 (Froyo)
Chipset
  • Qualcomm MSM8917 Snapdragon 425 (28 nm)
  • Mediatek MT6516
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Redmi 5a, V821.
SpecificationRedmi 5aV821
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 68.0 cm2
Unknown
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 69.1%
Unknown
PPI /points per inch/
  • 296 PPI
  • 0 PPI
Camera and Video
Camera and Video — specifications for Redmi 5a, V821.
SpecificationRedmi 5aV821
Rear camera, main
  • 13 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 13 MP
  • PDAF
  • f/2.2
  • 2 MP
  • AF
Functions
  • LED flash
  • HDR
  • panorama
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 5 MP
  • Single
  • 0 MP,
Specifications
  • 5 MP
  • f/2.0
Unknown
Performance

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

Performance — specifications for Redmi 5a, V821.
SpecificationRedmi 5aV821
Processor CPU
  • Quad-core 1.4 GHz Cortex-A53
  • 416 MHz
Graphics processor GPU
  • Adreno 308
Unknown
Antutu 7 score *
  • 32456
Unknown
GeekBench 4 Single Core *
  • 660
Unknown
GeekBench 4 Multi-Core *
  • 2014
Unknown
GeekBench 4 RenderScript *
  • 1368
Unknown
GeekBench 5 Single Core *
  • 124
Unknown
GeekBench 5 Multi-Core *
  • 410
Unknown
General specs
General specs — specifications for Redmi 5a, V821.
SpecificationRedmi 5aV821
Release date
  • 2017
  • November
  • 2011
  • June
Colors
  • Gold
  • Dark Gray
  • Rose Gold
  • Blue
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 110 EUR
  • 220 EUR
Body build
  • Front glass
  • aluminum body
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Redmi 5a, V821.
SpecificationRedmi 5aV821
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Mini-SIM)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Unknown
Speed
  • HSPA
  • LTE
Unknown
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
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 2.1
  • A2DP
Music and Audio
Music and Audio — specifications for Redmi 5a, V821.
SpecificationRedmi 5aV821
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Redmi 5a, V821.
SpecificationRedmi 5aV821
Dop
  • Sensors Accelerometer
  • proximity
  • Infrared port - For India; China
  • MP4/H.264 player -MP3/WAV/eAAC+ player -Organizer -Voice memo -Predictive text input