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Celkon A40 vs verykool s351

Compare recorded specifications, size and practical differences.

Celkon A40

Celkon A40

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verykool s351

verykool s351

Replace s351
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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.

  • Weights351: 36 g lighters351: 90.5 g · A40: 126.5 g
  • Widths351: 1.3 mm narrowers351: 62.7 mm · A40: 64 mm
  • Screen diagonals351: 0.5 in smaller diagonals351: 3.5 in · A40: 4 in
  • DepthA40: 1.9 mm thinnerA40: 10.8 mm · s351: 12.7 mm
  • Heights351: 9.3 mm shorters351: 116.9 mm · A40: 126.2 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.

Front
A40: 126.2 × 64 mm 1 s351: 116.9 × 62.7 mm 2
Side
A40: 126.2 × 10.8 mm 1 s351: 116.9 × 12.7 mm 2
  1. 1. A40
    Height
    126.2 mm+9.3 mm versus s351
    Width
    64 mm+1.3 mm versus s351
    Depth
    10.8 mm
    Weight
    126.5 g
  2. 2. s351
    Height
    116.9 mm
    Width
    62.7 mm
    Depth
    12.7 mm+1.9 mm versus A40
    Weight
    90.5 g
Weight

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

  1. 1. A40126.5 g

    +36 g versus s351

  2. 2. s35190.5 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. A40 4 in · 5:3 About 45.5 cm² rectangular area
  2. 2. s351 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.

A40: Original memory entry

4 GB · 512 MB RAM

s351: Original memory entry

512 MB · 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. s351

NFC
Unknown
Headphone jack
Yes
Memory card support
See details microSD · up to 32 GB

Battery capacity

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

Recorded capacity

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

  1. 1. A401500 mAh

    +350 mAh versus s351

  2. 2. s3511150 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. A402. s351

Everyday essentials
Everyday essentials
SpecificationA40s351
Dimensions (HxWxD)
  • 126.2 Х 64 Х 10.8 mm
  • 116.9 Х 62.7 Х 12.7 mm
Weight
  • 126.5 g
  • 90.5 g
Technology
  • TFT
  • TFT
Screen size
  • 4" inch
  • 3.5" inch
Screen resolution
  • 480 x 800 px
  • 320 x 480 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 512 MB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB
BatteryCapacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Li-Ion
  • 1150 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.2.2 (Jelly Bean)
  • Android 4.1.2 (Jelly Bean)
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationA40s351
Touchscreen
  • touchscreen
  • capacitive touchscreen
Screen area
  • 45.5 cm2
Unknown
Screen format
  • 5:3 (height:width)
Unknown
Screen to body ratio
  • 56.4%
Unknown
PPI /points per inch/
  • 233 PPI
  • 0 PPI
Camera and Video
Camera and Video
SpecificationA40s351
Rear camera, main
  • 5 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 5 MP
  • 2 MP
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • VGA
  • VGA
Performance
Performance
SpecificationA40s351
Processor CPU
  • Dual-core 1.3 GHz
  • Dual-core 1.0 GHz
General specs
General specs
SpecificationA40s351
Release date
  • 2014
  • January
  • 2014
  • June
Colors
  • White
  • Yellow
  • Blue
  • Black/Green
Battery life Unknown
  • Stand by time- Up to 144 h (3G) Talking time- Up to 4 h (3G)
Communication and Connectivity
Communication and Connectivity
SpecificationA40s351
SIM card
  • Dual SIM
  • Single SIMDual SIM (dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM1 & SIM 2 (optional)
Speed Unknown
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • No
USB
  • microUSB 2.0
  • 2.0
Bluetooth
  • 2.0
  • 2.0
Music and Audio
Music and Audio
SpecificationA40s351
Radio
  • FM radio
  • FM radio
Other features
Other features
SpecificationA40s351
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer