TECNO Spark CM vs vivo Y27

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

    Y27: 35 g lighter

    Spark CM:
    172 g
    Y27:
    137 g
  • Width

    Y27: 3.6 mm narrower

    Spark CM:
    71.7 mm
    Y27:
    68.1 mm
  • Screen diagonal

    Y27: 1 in smaller diagonal

    Spark CM:
    5.7 in
    Y27:
    4.7 in
  • Memory variants

    At 16 GB storage

    Spark CM:
    2 GB RAM
    Y27:
    1 GB RAM
  • Chipset

    Spark CM:
    Mediatek MT6737
    Y27:
    Qualcomm MSM8916 Snapdragon 410 (28 nm)
  • Depth

    Spark CM: 1.4 mm thinner

    Spark CM:
    5.6 mm
    Y27:
    7 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 +15.3 mm versus Y27
    Width:
    71.7 mm +3.6 mm versus Y27
    Depth:
    5.6 mm
  2. 2. Y27

    Height:
    136.9 mm
    Width:
    68.1 mm
    Depth:
    7 mm +1.4 mm versus Spark CM

Weight

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

  1. 1. Spark CM

    172 g

    +35 g versus Y27

  2. 2. Y27

    137 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. Y27

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

Spark CM has approximately 37.7% more rectangular screen area than Y27.

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, Y27, compared at the same storage capacity.
StorageSpark CMY27
16 GB Recorded for all phones 2 GB RAM 1 GB 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. Spark CM

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

2. Y27

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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

    +790 mAh versus Y27

  2. 2. Y27

    2260 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. Y27

Everyday essentials
Everyday essentials — specifications for Spark CM, Y27.
SpecificationSpark CMY27
Dimensions (HxWxD)
  • 152.2 Х 71.7 Х 5.6 mm
  • 136.9 Х 68.1 Х 7 mm
Weight
  • 172 g
  • 137 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.7" inch
  • 4.7" inch
Screen resolution
  • 720 x 1440 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 16 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3050 mAh
  • Non-removable Li-Ion
  • 2260 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 7.0 (Nougat)
  • Android 4.4.4 (KitKat)
Chipset
  • Mediatek MT6737
  • Qualcomm MSM8916 Snapdragon 410 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Spark CM, Y27.
SpecificationSpark CMY27
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.8 cm2
  • 60.9 cm2
Screen format
  • 18:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 76.8%
  • 65.3%
PPI /points per inch/
  • 282 PPI
  • 312 PPI
Screen protection
  • Corning Gorilla Glass (unspecified version)
Unknown
Camera and Video
Camera and Video — specifications for Spark CM, Y27.
SpecificationSpark CMY27
Rear camera, main
  • 13 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 13 MP
  • f/2.0
  • AF
  • 8 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 8 MP
  • 5 MP
Performance
Performance — specifications for Spark CM, Y27.
SpecificationSpark CMY27
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • Quad-core 1.2 GHz Cortex-A53
Graphics processor GPU
  • Mali-T720MP2
  • Adreno 306
General specs
General specs — specifications for Spark CM, Y27.
SpecificationSpark CMY27
Release date
  • 2017
  • December
  • 2014
  • December
Colors
  • Midnight Black
  • Champagne Gold
  • White
Battery life Unknown
  • Stand by time- Up to 410 h (2G) / Up to 410 h (3G) Talking time- Up to 13 h (2G) / Up to 13 h (3G) Music play - Up to 32 h
Communication and Connectivity
Communication and Connectivity — specifications for Spark CM, Y27.
SpecificationSpark CMY27
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM (Micro-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 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
Speed
  • HSPA
  • LTE-A
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 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/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 4.0
  • A2DP
  • EDR
Harmful irradiation Unknown
  • SAR EU - 0.40 W/kg (head) 0.48 W/kg (body)
Music and Audio
Music and Audio — specifications for Spark CM, Y27.
SpecificationSpark CMY27
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Spark CM, Y27.
SpecificationSpark CMY27
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port