Oppo Realme X vs TECNO Spark CM

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    Realme X:
    OLED
    Spark CM:
    LCD
  • Weight

    Spark CM: 19 g lighter

    Realme X:
    191 g
    Spark CM:
    172 g
  • Width

    Spark CM: 4.3 mm narrower

    Realme X:
    76 mm
    Spark CM:
    71.7 mm
  • Screen diagonal

    Spark CM: 0.83 in smaller diagonal

    Realme X:
    6.53 in
    Spark CM:
    5.7 in
  • Chipset

    Realme X:
    Qualcomm SDM710 Snapdragon 710 (10 nm)
    Spark CM:
    Mediatek MT6737
  • Rear camera layout

    Realme X:
    Dual
    Spark CM:
    Single

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. Realme X

    Height:
    161.2 mm +9 mm versus Spark CM
    Width:
    76 mm +4.3 mm versus Spark CM
    Depth:
    9.4 mm +3.8 mm versus Spark CM
  2. 2. Spark CM

    Height:
    152.2 mm
    Width:
    71.7 mm
    Depth:
    5.6 mm

Weight

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

  1. 1. Realme X

    191 g

    +19 g versus Spark CM

  2. 2. Spark CM

    172 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. Realme X

    Screen diagonal:
    6.53 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    104.7 cm²
  2. 2. Spark CM

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

Realme X has approximately 24.8% 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 Realme X, Spark CM, compared at the same storage capacity.
StorageRealme XSpark CM
16 GB Unknown 2 GB RAM
Realme X: Original memory entry

128/256 GB · 8 GB RAM 64 GB · 4/6 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. Realme X

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. Realme X

    3765 mAh

    +715 mAh versus Spark CM

  2. 2. Spark CM

    3050 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. Realme X2. Spark CM

Everyday essentials
Everyday essentials — specifications for Realme X, Spark CM.
SpecificationRealme XSpark CM
Dimensions (HxWxD)
  • 161.2 Х 76 Х 9.4 mm
  • 152.2 Х 71.7 Х 5.6 mm
Weight
  • 191 g
  • 172 g
Technology
  • AMOLED
  • IPS LCD
Screen size
  • 6.53" inch
  • 5.7" inch
Screen resolution
  • 1080 x 2340 px
  • 720 x 1440 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128/256 GB
  • 8 GB RAM 64 GB
  • 4/6 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.
  • 3765 mAh
  • Non-removable Li-Po
  • 3050 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 9.0 (Pie); ColorOS 6
  • Android 7.0 (Nougat)
Chipset
  • Qualcomm SDM710 Snapdragon 710 (10 nm)
  • Mediatek MT6737
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Realme X, Spark CM.
SpecificationRealme XSpark CM
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 105.2 cm2
  • 83.8 cm2
Screen format
  • 19.5:9 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 85.9%
  • 76.8%
PPI /points per inch/
  • 394 PPI
  • 282 PPI
Screen protection
  • Corning Gorilla Glass 5
  • Corning Gorilla Glass (unspecified version)
Camera and Video
Camera and Video — specifications for Realme X, Spark CM.
SpecificationRealme XSpark CM
Rear camera, main
  • 48 MP
  • Dual
  • 13 MP
  • Single
Camera specs
  • 48 MP
  • f/1.7
  • (wide)
  • 26mm (wide)
  • 1/2''
  • 0.8µm
  • PDAF -5 MP
  • f/2.4
  • depth sensor
  • 13 MP
  • f/2.0
  • AF
Functions
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 16 MP
  • Single
  • 8 MP
  • Single
Specifications
  • Motorized pop-up 16 MP
  • f/2.0
  • 25mm (wide)
  • 1/3''
  • 1.0µm
  • 8 MP
Performance

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

Performance — specifications for Realme X, Spark CM.
SpecificationRealme XSpark CM
Processor CPU
  • Octa-core (2x2.2 GHz Kryo 360 Gold & 6x1.7 GHz Kryo 360 Silver)
  • Quad-core 1.3 GHz Cortex-A53
Graphics processor GPU
  • Adreno 616
  • Mali-T720MP2
GeekBench 5 Single Core *
  • 334
Unknown
GeekBench 5 Multi-Core *
  • 1444
Unknown
General specs
General specs — specifications for Realme X, Spark CM.
SpecificationRealme XSpark CM
Release date
  • 2019
  • May
  • 2017
  • December
Colors
  • Steam white
  • Punk Blue
  • Midnight Black
  • Champagne Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 160 EUR
Unknown
Body build
  • Front glass (Gorilla Glass 5)
  • plastic body
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Realme X, Spark CM.
SpecificationRealme XSpark CM
SIM card
  • Dual SIM (Nano-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 CDMA 800 & TD-SCDMA - China -3G - HSDPA 850 / 900 / 1700(AWS) / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 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)
  • 8(900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE-A (2CA) Cat6 300/75 Mbps
  • HSPA
  • LTE-A
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 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
USB
  • Type-C 1.0 reversible connector
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • aptX HD
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Realme X, Spark CM.
SpecificationRealme XSpark CM
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic -Dolby Atmos sound
Unknown
Other features
Other features — specifications for Realme X, Spark CM.
SpecificationRealme XSpark CM
Dop
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 20W: 55% in 30 min (VOOC 3.0) - Versions: RMX1901
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity