Celkon A22 vs Xiaomi Redmi Note 4G

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

    A22: 30 g lighter

    A22:
    145 g
    Redmi Note 4G:
    175 g
  • Width

    A22: 9 mm narrower

    A22:
    67 mm
    Redmi Note 4G:
    76 mm
  • Screen diagonal

    A22: 1 in smaller diagonal

    A22:
    4.5 in
    Redmi Note 4G:
    5.5 in
  • Depth

    Redmi Note 4G: 1.5 mm thinner

    A22:
    9.9 mm
    Redmi Note 4G:
    8.4 mm
  • Height

    A22: 20 mm shorter

    A22:
    131 mm
    Redmi Note 4G:
    151 mm
  • Release year

    A22:
    2012
    Redmi Note 4G:
    2016

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. A22

    Height:
    131 mm
    Width:
    67 mm
    Depth:
    9.9 mm +1.5 mm versus Redmi Note 4G
  2. 2. Redmi Note 4G

    Height:
    151 mm +20 mm versus A22
    Width:
    76 mm +9 mm versus A22
    Depth:
    8.4 mm

Weight

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

  1. 1. A22

    145 g

  2. 2. Redmi Note 4G

    175 g

    +30 g versus A22

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. A22

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. Redmi Note 4G

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

Redmi Note 4G has approximately 49.4% more rectangular screen area than A22.

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 Note 4G: Original memory entry

16 GB · 2 GB RAM - Standard edition64 GB · 3 GB RAM - High edition64 GB · 4 GB RAM - Exclusive

Practical features

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

1. A22

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

2. Redmi Note 4G

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 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. A22

    2000 mAh

  2. 2. Redmi Note 4G

    4100 mAh

    +2100 mAh versus A22

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. A222. Redmi Note 4G

Everyday essentials
Everyday essentials — specifications for A22, Redmi Note 4G.
SpecificationA22Redmi Note 4G
Dimensions (HxWxD)
  • 131 Х 67 Х 9.9 mm
  • 151 Х 76 Х 8.4 mm
Weight
  • 145 g
  • 175 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 4.5" inch
  • 5.5" inch
Screen resolution
  • 540 x 960 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. Unknown
  • 16 GB
  • 2 GB RAM - Standard edition64 GB
  • 3 GB RAM - High edition64 GB
  • 4 GB RAM - Exclusive
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Ion
  • 4100 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.0.4 (Ice Cream Sandwich)
  • Android 6.0 (Marshmallow); MIUI 10
Chipset Unknown
  • Mediatek MT6797 Helio X20 (20 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A22, Redmi Note 4G.
SpecificationA22Redmi Note 4G
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 55.8 cm2
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 63.6%
  • 72.7%
PPI /points per inch/
  • 245 PPI
  • 401 PPI
Camera and Video
Camera and Video — specifications for A22, Redmi Note 4G.
SpecificationA22Redmi Note 4G
Rear camera, main
  • 8 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 13 MP
  • PDAF
  • f/2.0
Functions
  • LED flash
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • Yes
  • 720p
Front camera, selfie
  • 0.3 MP
  • Single
  • 5 MP
  • Single
Specifications Unknown
  • 5 MP
  • f/2.0
Performance

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

Performance — specifications for A22, Redmi Note 4G.
SpecificationA22Redmi Note 4G
Processor CPU
  • Dual-core 1.0 GHz
  • Deca-core 2.1 GHz
Graphics processor GPU Unknown
  • Mali-T880 MP4
Antutu 7 score * Unknown
  • 21789
General specs
General specs — specifications for A22, Redmi Note 4G.
SpecificationA22Redmi Note 4G
Release date
  • 2012
  • September
  • 2016
  • August
Colors
  • White
  • Silver
  • Gray
  • Gold
  • Blue
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 130 EUR
  • 170 EUR
Battery life
  • Stand by time- Up to 400 h Talking time- Up to 9 h 10 min
Unknown
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for A22, Redmi Note 4G.
SpecificationA22Redmi Note 4G
SIM card
  • Dual SIM (Mini-SIM)
  • Hybrid Dual SIM (Micro-SIM/Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 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)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • Yes
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for A22, Redmi Note 4G.
SpecificationA22Redmi Note 4G
Radio
  • FM radio
  • FM radio
Others Unknown
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for A22, Redmi Note 4G.
SpecificationA22Redmi Note 4G
Dop
  • Sensors Accelerometer MP3/WAV/eAAC player -MP4/H.264 player -Document viewer -Photo viewer/editor
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - For China