TECNO Spark CM vs ZTE nubia X

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

    Spark CM: 9 g lighter

    Spark CM:
    172 g
    nubia X:
    181 g
  • Width

    Spark CM: 1.6 mm narrower

    Spark CM:
    71.7 mm
    nubia X:
    73.3 mm
  • Screen diagonal

    Spark CM: 0.56 in smaller diagonal

    Spark CM:
    5.7 in
    nubia X:
    6.26 in
  • Chipset

    Spark CM:
    Mediatek MT6737
    nubia X:
    Qualcomm SDM845 Snapdragon 845 (10 nm)
  • Rear camera layout

    Spark CM:
    Single
    nubia X:
    Dual
  • Depth

    Spark CM: 2.8 mm thinner

    Spark CM:
    5.6 mm
    nubia X:
    8.4 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
    Width:
    71.7 mm
    Depth:
    5.6 mm
  2. 2. nubia X

    Height:
    154.1 mm
    Width:
    73.3 mm +1.6 mm versus Spark CM
    Depth:
    8.4 mm +2.8 mm versus Spark CM

Weight

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

  1. 1. Spark CM

    172 g

  2. 2. nubia X

    181 g

    +9 g versus Spark CM

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. nubia X

    Screen diagonal:
    6.26 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    97.8 cm²

nubia X has approximately 16.7% more rectangular screen area than Spark CM.

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, nubia X, compared at the same storage capacity.
StorageSpark CMnubia X
16 GB 2 GB RAM Unknown
nubia X: Original memory entry

128/256/512 GB · 8 GB RAM 64 GB · 6 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. nubia X

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

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

  2. 2. nubia X

    3800 mAh

    +750 mAh versus Spark CM

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. nubia X

Everyday essentials
Everyday essentials — specifications for Spark CM, nubia X.
SpecificationSpark CMnubia X
Dimensions (HxWxD)
  • 152.2 Х 71.7 Х 5.6 mm
  • 154.1 Х 73.3 Х 8.4 mm
Weight
  • 172 g
  • 181 g
Technology
  • IPS LCD
  • LTPS IPS LCD
Screen size
  • 5.7" inch
  • 6.26" inch
Screen resolution
  • 720 x 1440 px
  • 1080 x 2280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 128/256/512 GB
  • 8 GB RAM 64 GB
  • 6 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 3050 mAh
  • Non-removable Li-Ion
  • 3800 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 7.0 (Nougat)
  • Android 8.1 (Oreo); Nubia UI 6
Chipset
  • Mediatek MT6737
  • Qualcomm SDM845 Snapdragon 845 (10 nm)
Headphone jack
  • Yes
  • No
Display
Display — specifications for Spark CM, nubia X.
SpecificationSpark CMnubia X
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.8 cm2
  • 97.8 cm2
Screen format
  • 18:9 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 76.8%
  • 86.6%
PPI /points per inch/
  • 282 PPI
  • 403 PPI
Screen protection
  • Corning Gorilla Glass (unspecified version)
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Spark CM, nubia X.
SpecificationSpark CMnubia X
Rear camera, main
  • 13 MP
  • Single
  • 16 MP
  • Dual
Camera specs
  • 13 MP
  • f/2.0
  • AF
  • 16 MP
  • f/1.8
  • PDAF -24 MP
  • f/1.7
  • PDAF
Functions
  • LED flash
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 2160p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 16 MP
  • Dual
Specifications
  • 8 MP
  • Uses main cameras
Performance
Performance — specifications for Spark CM, nubia X.
SpecificationSpark CMnubia X
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • Octa-core (4x2.65 GHz Kryo 385 Gold & 4x1.8 GHz Kryo 385 Silver)
Graphics processor GPU
  • Mali-T720MP2
  • Adreno 630
General specs
General specs — specifications for Spark CM, nubia X.
SpecificationSpark CMnubia X
Release date
  • 2017
  • December
  • 2018
  • October
Colors
  • Midnight Black
  • Champagne Gold
  • Blue Gold
  • Sea Blue
  • Black Gold
  • Deep Gray
  • Starry Night (512 GB only)
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 450 EUR
Communication and Connectivity
Communication and Connectivity — specifications for Spark CM, nubia X.
SpecificationSpark CMnubia X
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM (Nano-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 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA
  • LTE-A
  • HSPA 42.2/5.76 Mbps
  • LTE-A (6CA) Cat18 1200/150 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/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Spark CM, nubia X.
SpecificationSpark CMnubia X
Radio
  • FM radio
  • No
Others Unknown
  • Secondary display (on the back): OLED
  • 5.1 inches
  • 720 x 1520 pixels
  • Corning Gorilla Glass 3
  • DTS HD sound -32-bit/384kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Spark CM, nubia X.
SpecificationSpark CMnubia X
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • Sensors Dual fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 9V/2A 18W (Quick Charge 4.0)