TECNO Spark CM vs verykool s400

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

    s400: 52 g lighter

    Spark CM:
    172 g
    s400:
    120 g
  • Width

    s400: 6.7 mm narrower

    Spark CM:
    71.7 mm
    s400:
    65 mm
  • Screen diagonal

    s400: 1.7 in smaller diagonal

    Spark CM:
    5.7 in
    s400:
    4 in
  • Chipset

    Spark CM:
    Mediatek MT6737
    s400:
    Mediatek MT6589 (28 nm)
  • Depth

    Spark CM: 6.4 mm thinner

    Spark CM:
    5.6 mm
    s400:
    12 mm
  • Height

    s400: 33.2 mm shorter

    Spark CM:
    152.2 mm
    s400:
    119 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. Spark CM

    Height:
    152.2 mm +33.2 mm versus s400
    Width:
    71.7 mm +6.7 mm versus s400
    Depth:
    5.6 mm
  2. 2. s400

    Height:
    119 mm
    Width:
    65 mm
    Depth:
    12 mm +6.4 mm versus Spark CM

Weight

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

  1. 1. Spark CM

    172 g

    +52 g versus s400

  2. 2. s400

    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.

  1. 1. Spark CM

    Screen diagonal:
    5.7 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    83.8 cm²
  2. 2. s400

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²

Spark CM has approximately 84.1% more rectangular screen area than s400.

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 Spark CM, s400, compared at the same storage capacity.
StorageSpark CMs400
16 GB 2 GB RAM Unknown
s400: Original memory entry

4 GB

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Spark CM

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

2. s400

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 battery capacity

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

  1. 1. Spark CM

    3050 mAh

    +1650 mAh versus s400

  2. 2. s400

    1400 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. Spark CM2. s400

Everyday essentials
Everyday essentials — specifications for Spark CM, s400.
SpecificationSpark CMs400
Dimensions (HxWxD)
  • 152.2 Х 71.7 Х 5.6 mm
  • 119 Х 65 Х 12 mm
Weight
  • 172 g
  • 120 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.7" inch
  • 4" inch
Screen resolution
  • 720 x 1440 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 4 GB
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3050 mAh
  • Non-removable Li-Ion
  • 1400 mAh
  • Removable Li-Ion
Operating system OS
  • Android 7.0 (Nougat)
  • Android 4.2.1 (Jelly Bean)
Chipset
  • Mediatek MT6737
  • Mediatek MT6589 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Spark CM, s400.
SpecificationSpark CMs400
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 83.8 cm2
  • 45.5 cm2
Screen format
  • 18:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 76.8%
  • 58.9%
PPI /points per inch/
  • 282 PPI
  • 233 PPI
Screen protection
  • Corning Gorilla Glass (unspecified version)
Unknown
Camera and Video
Camera and Video — specifications for Spark CM, s400.
SpecificationSpark CMs400
Rear camera, main
  • 13 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 13 MP
  • f/2.0
  • AF
  • 5 MP
Functions
  • LED flash
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 8 MP
  • VGA
Performance
Performance — specifications for Spark CM, s400.
SpecificationSpark CMs400
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Mali-T720MP2
  • PowerVR SGX544
General specs
General specs — specifications for Spark CM, s400.
SpecificationSpark CMs400
Release date
  • 2017
  • December
  • 2013
  • September
Colors
  • Midnight Black
  • Champagne Gold
  • Black
  • White
  • Pink
  • Blue
Battery life Unknown
  • Stand by time- Up to 240 h (3G) Talking time- Up to 6 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Spark CM, s400.
SpecificationSpark CMs400
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Single SIM (Mini-SIM)Dual SIM (Mini-SIM
  • dual stand-by)
Network
  • 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)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM1 & SIM 2 (optional)
Speed
  • HSPA
  • LTE-A
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 3.0
  • A2DP
Music and Audio
Music and Audio — specifications for Spark CM, s400.
SpecificationSpark CMs400
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Spark CM, s400.
SpecificationSpark CMs400
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity