BLU Vivo Air LTE 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.

  • Display technology

    OLED versus LCD

    Vivo Air LTE:
    OLED
    Spark CM:
    LCD
  • Weight

    Vivo Air LTE: 74 g lighter

    Vivo Air LTE:
    98 g
    Spark CM:
    172 g
  • Width

    Vivo Air LTE: 3.6 mm narrower

    Vivo Air LTE:
    68.1 mm
    Spark CM:
    71.7 mm
  • Screen diagonal

    Vivo Air LTE: 0.9 in smaller diagonal

    Vivo Air LTE:
    4.8 in
    Spark CM:
    5.7 in
  • Chipset

    Vivo Air LTE:
    Qualcomm MSM8916 Snapdragon 410 (28 nm)
    Spark CM:
    Mediatek MT6737
  • Depth

    Vivo Air LTE: 0.5 mm thinner

    Vivo Air LTE:
    5.1 mm
    Spark CM:
    5.6 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. Vivo Air LTE

    Height:
    141.9 mm
    Width:
    68.1 mm
    Depth:
    5.1 mm
  2. 2. Spark CM

    Height:
    152.2 mm +10.3 mm versus Vivo Air LTE
    Width:
    71.7 mm +3.6 mm versus Vivo Air LTE
    Depth:
    5.6 mm +0.5 mm versus Vivo Air LTE

Weight

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

  1. 1. Vivo Air LTE

    98 g

  2. 2. Spark CM

    172 g

    +74 g versus Vivo Air LTE

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. Vivo Air LTE

    Screen diagonal:
    4.8 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    63.5 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 32% more rectangular screen area than Vivo Air LTE.

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 Vivo Air LTE, Spark CM, compared at the same storage capacity.
StorageVivo Air LTESpark CM
16 GB Recorded for all phones 2 GB RAM 2 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. Vivo Air LTE

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
No

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. Vivo Air LTE

    2050 mAh

  2. 2. Spark CM

    3050 mAh

    +1000 mAh versus Vivo Air LTE

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. Vivo Air LTE2. Spark CM

Everyday essentials
Everyday essentials — specifications for Vivo Air LTE, Spark CM.
SpecificationVivo Air LTESpark CM
Dimensions (HxWxD)
  • 141.9 Х 68.1 Х 5.1 mm
  • 152.2 Х 71.7 Х 5.6 mm
Weight
  • 98 g
  • 172 g
Technology
  • AMOLED
  • IPS LCD
Screen size
  • 4.8" inch
  • 5.7" inch
Screen resolution
  • 720 x 1280 px
  • 720 x 1440 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
  • 2 GB RAM
Memory card support
  • No
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2050 mAh
  • Non-removable Li-Po
  • 3050 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 5.0.2 (Lollipop)
  • Android 7.0 (Nougat)
Chipset
  • Qualcomm MSM8916 Snapdragon 410 (28 nm)
  • Mediatek MT6737
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Vivo Air LTE, Spark CM.
SpecificationVivo Air LTESpark CM
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 63.5 cm2
  • 83.8 cm2
Screen format
  • 16:9 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 65.7%
  • 76.8%
PPI /points per inch/
  • 306 PPI
  • 282 PPI
Screen protection
  • Corning Gorilla Glass 3
  • Corning Gorilla Glass (unspecified version)
Camera and Video
Camera and Video — specifications for Vivo Air LTE, Spark CM.
SpecificationVivo Air LTESpark CM
Rear camera, main
  • 8 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 13 MP
  • f/2.0
  • AF
Functions
  • LED flash
  • LED flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 5 MP
  • 8 MP
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for Vivo Air LTE, Spark CM.
SpecificationVivo Air LTESpark CM
Processor CPU
  • Quad-core 1.2 GHz Cortex-A53
  • Quad-core 1.3 GHz Cortex-A53
Graphics processor GPU
  • Adreno 306
  • Mali-T720MP2
GeekBench 4 Single Core *
  • 512
Unknown
GeekBench 4 Multi-Core *
  • 1324
Unknown
General specs
General specs — specifications for Vivo Air LTE, Spark CM.
SpecificationVivo Air LTESpark CM
Release date
  • 2015
  • September
  • 2017
  • December
Colors
  • Black
  • White
  • Midnight Black
  • Champagne Gold
Battery life
  • Stand by time- Up to 700 h (2G) / Up to 650 h (3G) Talking time- Up to 22 h (2G) / Up to 11 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Vivo Air LTE, Spark CM.
SpecificationVivo Air LTESpark CM
SIM card
  • Nano-SIM
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 1700(AWS) / 1900 / 2100 -4G - LTE 1700 / 1900 / 2600
  • 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 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Vivo Air LTE, Spark CM.
SpecificationVivo Air LTESpark CM
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Vivo Air LTE, Spark CM.
SpecificationVivo Air LTESpark CM
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity