Celkon A355 vs TECNO Spark CM

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

    A355: 74.5 g lighter

    A355:
    97.5 g
    Spark CM:
    172 g
  • Width

    A355: 8.4 mm narrower

    A355:
    63.3 mm
    Spark CM:
    71.7 mm
  • Screen diagonal

    A355: 2.2 in smaller diagonal

    A355:
    3.5 in
    Spark CM:
    5.7 in
  • Chipset

    A355:
    Spreadtrum 7715
    Spark CM:
    Mediatek MT6737
  • Depth

    Spark CM: 4.6 mm thinner

    A355:
    10.2 mm
    Spark CM:
    5.6 mm
  • Height

    A355: 36.9 mm shorter

    A355:
    115.3 mm
    Spark CM:
    152.2 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.

  1. 1. A355

    Height:
    115.3 mm
    Width:
    63.3 mm
    Depth:
    10.2 mm +4.6 mm versus Spark CM
  2. 2. Spark CM

    Height:
    152.2 mm +36.9 mm versus A355
    Width:
    71.7 mm +8.4 mm versus A355
    Depth:
    5.6 mm

Weight

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

  1. 1. A355

    97.5 g

  2. 2. Spark CM

    172 g

    +74.5 g versus A355

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. A355

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²
  2. 2. Spark CM

    Screen diagonal:
    5.7 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    83.8 cm²

Spark CM has approximately 129.9% more rectangular screen area than A355.

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 A355, Spark CM, compared at the same storage capacity.
StorageA355Spark CM
16 GB Unknown 2 GB RAM
A355: Original memory entry

512 MB · 256 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. A355

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

2. Spark CM

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 battery capacity

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

  1. 1. A355

    1200 mAh

  2. 2. Spark CM

    3050 mAh

    +1850 mAh versus A355

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. A3552. Spark CM

Everyday essentials
Everyday essentials — specifications for A355, Spark CM.
SpecificationA355Spark CM
Dimensions (HxWxD)
  • 115.3 Х 63.3 Х 10.2 mm
  • 152.2 Х 71.7 Х 5.6 mm
Weight
  • 97.5 g
  • 172 g
Technology Unknown
  • IPS LCD
Screen size
  • 3.5" inch
  • 5.7" inch
Screen resolution
  • 320 x 480 px
  • 720 x 1440 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB
  • 256 MB RAM
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Li-Ion
  • 3050 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 7.0 (Nougat)
Chipset
  • Spreadtrum 7715
  • Mediatek MT6737
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A355, Spark CM.
SpecificationA355Spark CM
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 36.5 cm2
  • 83.8 cm2
Screen format
  • 3:2 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 50.0%
  • 76.8%
PPI /points per inch/
  • 165 PPI
  • 282 PPI
Screen protection Unknown
  • Corning Gorilla Glass (unspecified version)
Camera and Video
Camera and Video — specifications for A355, Spark CM.
SpecificationA355Spark CM
Rear camera, main
  • 2 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 2 MP
  • 13 MP
  • f/2.0
  • AF
Functions
  • Dual-LED flash
  • LED flash
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 8 MP
  • Single
Specifications
  • VGA
  • 8 MP
Performance
Performance — specifications for A355, Spark CM.
SpecificationA355Spark CM
Processor CPU
  • 1.0 GHz
  • Quad-core 1.3 GHz Cortex-A53
Graphics processor GPU
  • Mali-400
  • Mali-T720MP2
General specs
General specs — specifications for A355, Spark CM.
SpecificationA355Spark CM
Release date
  • 2015
  • May
  • 2017
  • December
Colors
  • Light Blue
  • Dart Blue
  • Red
  • Yellow
  • White
  • Midnight Black
  • Champagne Gold
Communication and Connectivity
Communication and Connectivity — specifications for A355, Spark CM.
SpecificationA355Spark CM
SIM card
  • Dual SIM
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 8(900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA
  • HSPA
  • LTE-A
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
USB
  • microUSB
  • microUSB 2.0
Bluetooth
  • 2.0
  • 4.2
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.49 W/kg (head) 0.84 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for A355, Spark CM.
SpecificationA355Spark CM
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for A355, Spark CM.
SpecificationA355Spark CM
Dop
  • Sensors Accelerometer
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity