Samsung Galaxy A21 vs Sendo X

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.

  • Screen diagonal

    X: 4.3 in smaller diagonal

    Galaxy A21:
    6.5 in
    X:
    2.2 in
  • Rear camera layout

    Galaxy A21:
    Quad
    X:
    Single
  • Release year

    Galaxy A21:
    2020
    X:
    2003

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. Galaxy A21

    Height:
    Unknown
    Width:
    Unknown
    Depth:
    Unknown
    Weight:
    Unknown

    Unavailable dimensions are omitted from the drawing.

  2. 2. X

    Height:
    110 mm
    Width:
    49 mm
    Depth:
    23 mm
    Weight:
    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. Galaxy A21

    Screen diagonal:
    6.5 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    102 cm²
  2. 2. X

    X: 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.

Recorded RAM for Galaxy A21, X, compared at the same storage capacity.
StorageGalaxy A21X
32 GB 3 GB RAM Unknown
X: Original memory entry

32 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. Galaxy A21

NFC:
See details Yes (market/region dependent)
Headphone jack:
Yes
Memory card support:
See details microSDXC (dedicated slot)

2. X

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details MMC/SD

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. Galaxy A21

    4000 mAh

    +2950 mAh versus X

  2. 2. X

    1050 mAh

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. Galaxy A212. X

Everyday essentials
Everyday essentials — specifications for Galaxy A21, X.
SpecificationGalaxy A21X
Dimensions (HxWxD)
  • Х Х mm
  • 110 Х 49 Х 23 mm
Weight
  • 0 g
  • 120 g
Technology
  • Super AMOLED
  • TFT
Screen size
  • 6.5" inch
  • 2.2" inch
Screen resolution
  • 720 x 1600 px
  • 176 x 220 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 3GB RAM
  • 32 MB
Memory card support
  • microSDXC (dedicated slot)
  • MMC/SD
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Po
  • 1050 mAh
  • Removable Li-Po
Operating system OS
  • Android 10.0; One UI 2.0
  • Symbian 6.1
  • Series 60 v1.0 UI
Chipset Unknown
  • TI OMAP 5910
NFC
  • Yes (market/region dependent)
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for Galaxy A21, X.
SpecificationGalaxy A21X
Touchscreen
  • capacitive touchscreen
Unknown
Display colors
  • 16M
  • 65K
Screen area
  • 102.0 cm2
  • 15.2 cm2
Screen format
  • 20:9 (height:width)
Unknown
Screen to body ratio Unknown
  • 28.3%
PPI /points per inch/
  • 270 PPI
  • 0 PPI
Camera and Video
Camera and Video — specifications for Galaxy A21, X.
SpecificationGalaxy A21X
Rear camera, main
  • 16 MP
  • Quad
  • 0.3 MP
  • Single
Camera specs
  • 16 MP
  • (wide)
  • AF -8 MP
  • (ultrawide) -2 MP
  • (macro) -2 MP
  • (depth)
Unknown
Functions
  • LED flash
  • panorama
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 13 MP
  • Single
  • 0 MP,
Specifications
  • 13 MP
  • (wide)
Unknown
Performance
Performance — specifications for Galaxy A21, X.
SpecificationGalaxy A21X
Processor CPU Unknown
  • 120 MHz ARM925T
General specs
General specs — specifications for Galaxy A21, X.
SpecificationGalaxy A21X
Release date
  • 2020
  • April 8
  • 2003
  • Q4
Colors
  • Black
Unknown
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 250 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 170 h Talking time- Up to 7 h
Body build
  • Glass front
  • plastic back
  • plastic frame
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Galaxy A21, X.
SpecificationGalaxy A21X
SIM card
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only) -3G - HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 1700(AWS) / 1900 / 2100 -4G - LTE
Unknown
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
Unknown
GPRS
  • Yes
  • Class 8
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • No
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • No
USB
  • Yes
  • Proprietary
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 1.1
Music and Audio
Music and Audio — specifications for Galaxy A21, X.
SpecificationGalaxy A21X
Radio
  • FM radio
  • No
Other features
Other features — specifications for Galaxy A21, X.
SpecificationGalaxy A21X
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - Fast charging 15W - Preliminary specifications
  • Infrared port - MP4/MP3 player -Sync ML