Celkon A40 vs Samsung Galaxy Round G910S

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

    A40: 27.5 g lighter

    A40:
    126.5 g
    Galaxy Round G910S:
    154 g
  • Width

    A40: 15.6 mm narrower

    A40:
    64 mm
    Galaxy Round G910S:
    79.6 mm
  • Screen diagonal

    A40: 1.7 in smaller diagonal

    A40:
    4 in
    Galaxy Round G910S:
    5.7 in
  • Depth

    Galaxy Round G910S: 2.9 mm thinner

    A40:
    10.8 mm
    Galaxy Round G910S:
    7.9 mm
  • Height

    A40: 24.9 mm shorter

    A40:
    126.2 mm
    Galaxy Round G910S:
    151.1 mm
  • Release year

    A40:
    2014
    Galaxy Round G910S:
    2013

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. A40

    Height:
    126.2 mm
    Width:
    64 mm
    Depth:
    10.8 mm +2.9 mm versus Galaxy Round G910S
  2. 2. Galaxy Round G910S

    Height:
    151.1 mm +24.9 mm versus A40
    Width:
    79.6 mm +15.6 mm versus A40
    Depth:
    7.9 mm

Weight

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

  1. 1. A40

    126.5 g

  2. 2. Galaxy Round G910S

    154 g

    +27.5 g versus A40

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. A40

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. Galaxy Round G910S

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

Galaxy Round G910S has approximately 96.7% more rectangular screen area than A40.

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 A40, Galaxy Round G910S, compared at the same storage capacity.
StorageA40Galaxy Round G910S
32 GB Unknown 3 GB RAM
A40: 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. A40

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

2. Galaxy Round G910S

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 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. A40

    1500 mAh

  2. 2. Galaxy Round G910S

    2800 mAh

    +1300 mAh versus A40

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. A402. Galaxy Round G910S

Everyday essentials
Everyday essentials — specifications for A40, Galaxy Round G910S.
SpecificationA40Galaxy Round G910S
Dimensions (HxWxD)
  • 126.2 Х 64 Х 10.8 mm
  • 151.1 Х 79.6 Х 7.9 mm
Weight
  • 126.5 g
  • 154 g
Technology
  • TFT
  • Super Flexible AMOLED
Screen size
  • 4" inch
  • 5.7" inch
Screen resolution
  • 480 x 800 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 32 GB
  • 3 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 64 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Li-Ion
  • 2800 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.2.2 (Jelly Bean)
  • Android 4.3 (Jelly Bean)
Chipset Unknown
  • Qualcomm Snapdragon 800 (28 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A40, Galaxy Round G910S.
SpecificationA40Galaxy Round G910S
Touchscreen
  • touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 45.5 cm2
  • 89.6 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 56.4%
  • 74.5%
PPI /points per inch/
  • 233 PPI
  • 386 PPI
Camera and Video
Camera and Video — specifications for A40, Galaxy Round G910S.
SpecificationA40Galaxy Round G910S
Rear camera, main
  • 5 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 5 MP
  • 13 MP
  • AF
Functions Unknown
  • LED flash
  • panorama
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 2 MP
  • Single
Specifications
  • VGA
  • 2 MP
Performance

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

Performance — specifications for A40, Galaxy Round G910S.
SpecificationA40Galaxy Round G910S
Processor CPU
  • Dual-core 1.3 GHz
  • Quad-core 2.3 GHz Krait 400
Graphics processor GPU Unknown
  • Adreno 330
Antutu 7 score * Unknown
  • 38521
General specs
General specs — specifications for A40, Galaxy Round G910S.
SpecificationA40Galaxy Round G910S
Release date
  • 2014
  • January
  • 2013
  • October
Colors
  • White
  • Yellow
  • Blue
  • Luxury Brown
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 680 EUR
Battery life Unknown
  • Stand by time- Up to 370 h (2G) / Up to 330 h (3G) Talking time- Up to 16 h Music play - Up to 74 h
Body build Unknown
  • Curved body and display
Communication and Connectivity
Communication and Connectivity — specifications for A40, Galaxy Round G910S.
SpecificationA40Galaxy Round G910S
SIM card
  • Dual SIM
  • Micro-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 1900 / 2100 -4G - LTE band 5(850)
  • 9(1800)
Speed Unknown
  • HSPA
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0 (MHL 2 TV-out)
  • USB Host
Bluetooth
  • 2.0
  • 4.0
  • A2DP
  • EDR
  • LE
Harmful irradiation Unknown
  • SAR - 0.63 W/kg (head) 0.69 W/kg (body) SAR EU - 0.21 W/kg (head) 0.35 W/kg (body)
Music and Audio
Music and Audio — specifications for A40, Galaxy Round G910S.
SpecificationA40Galaxy Round G910S
Radio
  • FM radio
  • No
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for A40, Galaxy Round G910S.
SpecificationA40Galaxy Round G910S
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • barometer
  • temperature
  • humidity
  • gesture
  • Infrared port - ANT+ -S-Voice natural language commands and dictation -Air gestures - For South Korea