Panasonic T21 vs Xiaomi Redmi 6A

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

    T21: 25 g lighter

    T21:
    120 g
    Redmi 6A:
    145 g
  • Width

    T21: 8 mm narrower

    T21:
    63.5 mm
    Redmi 6A:
    71.5 mm
  • Screen diagonal

    T21: 1.45 in smaller diagonal

    T21:
    4 in
    Redmi 6A:
    5.45 in
  • Chipset

    T21:
    Mediatek MT6589 (28 nm)
    Redmi 6A:
    Mediatek MT6761 Helio A22 (12 nm)
  • Depth

    Redmi 6A: 0.9 mm thinner

    T21:
    9.2 mm
    Redmi 6A:
    8.3 mm
  • Height

    T21: 34.9 mm shorter

    T21:
    112.6 mm
    Redmi 6A:
    147.5 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. T21

    Height:
    112.6 mm
    Width:
    63.5 mm
    Depth:
    9.2 mm +0.9 mm versus Redmi 6A
  2. 2. Redmi 6A

    Height:
    147.5 mm +34.9 mm versus T21
    Width:
    71.5 mm +8 mm versus T21
    Depth:
    8.3 mm

Weight

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

  1. 1. T21

    120 g

  2. 2. Redmi 6A

    145 g

    +25 g versus T21

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. T21

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. Redmi 6A

    Screen diagonal:
    5.45 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    76.7 cm²

Redmi 6A has approximately 68.3% more rectangular screen area than T21.

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 T21, Redmi 6A, compared at the same storage capacity.
StorageT21Redmi 6A
4 GB 1 GB RAM Unknown
Redmi 6A: Original memory entry

32 GB · 3 RAM 16 GB · 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. T21

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

2. Redmi 6A

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. T21

    1500 mAh

  2. 2. Redmi 6A

    3000 mAh

    +1500 mAh versus T21

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. T212. Redmi 6A

Everyday essentials
Everyday essentials — specifications for T21, Redmi 6A.
SpecificationT21Redmi 6A
Dimensions (HxWxD)
  • 112.6 Х 63.5 Х 9.2 mm
  • 147.5 Х 71.5 Х 8.3 mm
Weight
  • 120 g
  • 145 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4" inch
  • 5.45" inch
Screen resolution
  • 480 x 800 px
  • 720 x 1440 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 1 GB RAM
  • 32 GB
  • 3 RAM 16 GB
  • 2 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.
  • 1500 mAh
  • Removable Li-Ion
  • 3000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.1 (Jelly Bean)
  • Android 8.1 (Oreo); MIUI 9.0
Chipset
  • Mediatek MT6589 (28 nm)
  • Mediatek MT6761 Helio A22 (12 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for T21, Redmi 6A.
SpecificationT21Redmi 6A
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 45.5 cm2
  • 76.7 cm2
Screen format
  • 5:3 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 63.7%
  • 72.7%
PPI /points per inch/
  • 233 PPI
  • 295 PPI
Camera and Video
Camera and Video — specifications for T21, Redmi 6A.
SpecificationT21Redmi 6A
Rear camera, main
  • 5 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 13 MP
  • f/2.2
  • PDAF
Functions
  • LED flash
  • LED flash
  • HDR
  • panorama
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 5 MP
  • Single
Specifications
  • VGA
  • 5 MP
  • f/2.2
Performance

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

Performance — specifications for T21, Redmi 6A.
SpecificationT21Redmi 6A
Processor CPU
  • Quad-core 1.2 GHz Cortex-A7
  • Quad-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • PowerVR SGX544
  • PowerVR GE8320
Antutu 7 score * Unknown
  • 55743
GeekBench 4 Single Core * Unknown
  • 817
GeekBench 4 Multi-Core * Unknown
  • 2434
General specs
General specs — specifications for T21, Redmi 6A.
SpecificationT21Redmi 6A
Release date
  • 2013
  • Q3
  • 2018
  • June
Colors
  • Black
  • White
  • Grey
  • Blue
  • Gold
  • Rose Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
  • 90 EUR
Communication and Connectivity
Communication and Connectivity — specifications for T21, Redmi 6A.
SpecificationT21Redmi 6A
SIM card
  • Dual SIM
  • 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 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)
Speed
  • HSPA
  • HSPA 21.1/5.76 Mbps
  • LTE-A (2CA) Cat7 300/150 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • 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
  • microUSB 2.0
Bluetooth
  • 2.1
  • A2DP
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for T21, Redmi 6A.
SpecificationT21Redmi 6A
Radio
  • No
  • FM radio
Others
  • Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for T21, Redmi 6A.
SpecificationT21Redmi 6A
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity
  • compass