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Allview Impera M vs Celkon A40

Compare recorded specifications, size and practical differences.

Celkon A40

Celkon A40

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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.

  • WeightImpera M: 16.5 g lighterImpera M: 110 g · A40: 126.5 g
  • DepthImpera M: 0.9 mm thinnerImpera M: 9.9 mm · A40: 10.8 mm
  • HeightImpera M: 3.7 mm shorterImpera M: 122.5 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
Impera M: 122.5 × 64.4 mm 1 A40: 126.2 × 64 mm 2
Side
Impera M: 122.5 × 9.9 mm 1 A40: 126.2 × 10.8 mm 2
  1. 1. Impera M
    Height
    122.5 mm
    Width
    64.4 mm
    Depth
    9.9 mm
    Weight
    110 g
  2. 2. A40
    Height
    126.2 mm+3.7 mm versus Impera M
    Width
    64 mm
    Depth
    10.8 mm+0.9 mm versus Impera M
    Weight
    126.5 g
Weight

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

  1. 1. Impera M110 g
  2. 2. A40126.5 g

    +16.5 g versus Impera M

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.

Screen size
Impera M: 4 in, 5:3, About 45.5 cm² rectangular area 1 A40: 4 in, 5:3, About 45.5 cm² rectangular area 2
  1. 1. Impera M 4 in · 5:3 About 45.5 cm² rectangular area
  2. 2. A40 4 in · 5:3 About 45.5 cm² rectangular area

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.

Impera M: Original memory entry

4 GB · 512 MB RAM - Liquid M2208 GB

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. Impera M

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

2. A40

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

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. Impera M1420 mAh
  2. 2. A401500 mAh

    +80 mAh versus Impera M

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. Impera M2. A40

Everyday essentials
Everyday essentials
SpecificationImpera MA40
Dimensions (HxWxD)
  • 122.5 Х 64.4 Х 9.9 mm
  • 126.2 Х 64 Х 10.8 mm
Weight
  • 110 g
  • 126.5 g
Technology
  • TFT
  • TFT
Screen size
  • 4" inch
  • 4" inch
Screen resolution
  • 480 x 800 px
  • 480 x 800 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM - Liquid M2208 GB
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
BatteryCapacity is not battery life. No endurance test is implied.
  • 1420 mAh
  • Removable Li-Ion
  • 1500 mAh
  • Li-Ion
Operating system OS
  • Microsoft Windows Phone 8.1
  • Android 4.2.2 (Jelly Bean)
Chipset
  • Qualcomm MSM8212 Snapdragon 200 (28 nm)
Unknown
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationImpera MA40
Touchscreen
  • capacitive touchscreen
  • touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 45.5 cm2
  • 45.5 cm2
Screen format
  • 5:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 57.7%
  • 56.4%
PPI /points per inch/
  • 233 PPI
  • 233 PPI
Camera and Video
Camera and Video
SpecificationImpera MA40
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • 5 MP
Functions
  • Dual-LED flash
Unknown
Video
  • 480p@30fps
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 2 MP or VGA
  • VGA
Performance
Performance
SpecificationImpera MA40
Processor CPU
  • Quad-core 1.2 GHz Cortex-A7
  • Dual-core 1.3 GHz
Graphics processor GPU
  • Adreno 302
Unknown
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 11836
Unknown
General specs
General specs
SpecificationImpera MA40
Release date
  • 2014
  • October
  • 2014
  • January
Colors
  • Black
  • White
  • Yellow
  • Blue
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 90 EUR
Unknown
Battery life
  • Stand by time- Up to 200 h Talking time- Up to 6 h 30 min
Unknown
Communication and Connectivity
Communication and Connectivity
SpecificationImpera MA40
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE
Unknown
Speed
  • HSPA 42.2/5.76 Mbps
Unknown
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
  • with A-GPS
  • Yes
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 2.0
Music and Audio
Music and Audio
SpecificationImpera MA40
Radio
  • FM radio
  • FM radio
Other features
Other features
SpecificationImpera MA40
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity