Oppo Realme X2 vs Samsung Galaxy A40

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

    Galaxy A40: 42 g lighter

    Realme X2:
    182 g
    Galaxy A40:
    140 g
  • Width

    Galaxy A40: 6 mm narrower

    Realme X2:
    75.2 mm
    Galaxy A40:
    69.2 mm
  • Screen diagonal

    Galaxy A40: 0.5 in smaller diagonal

    Realme X2:
    6.4 in
    Galaxy A40:
    5.9 in
  • Chipset

    Realme X2:
    Qualcomm SDM730 Snapdragon 730G (8 nm)
    Galaxy A40:
    Exynos 7904 (14 nm)
  • Rear camera layout

    Realme X2:
    Quad
    Galaxy A40:
    Dual
  • Depth

    Galaxy A40: 0.7 mm thinner

    Realme X2:
    8.6 mm
    Galaxy A40:
    7.9 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. Realme X2

    Height:
    158.7 mm +14.3 mm versus Galaxy A40
    Width:
    75.2 mm +6 mm versus Galaxy A40
    Depth:
    8.6 mm +0.7 mm versus Galaxy A40
  2. 2. Galaxy A40

    Height:
    144.4 mm
    Width:
    69.2 mm
    Depth:
    7.9 mm

Weight

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

  1. 1. Realme X2

    182 g

    +42 g versus Galaxy A40

  2. 2. Galaxy A40

    140 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 X2

    Screen diagonal:
    6.4 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.5 cm²
  2. 2. Galaxy A40

    Screen diagonal:
    5.9 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    85.5 cm²

Realme X2 has approximately 17.7% more rectangular screen area than Galaxy A40.

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 X2, Galaxy A40, compared at the same storage capacity.
StorageRealme X2Galaxy A40
64 GB 6 GB RAM Unknown
128 GB 6 / 8 GB RAM Alternative RAM configurations Unknown
256 GB 8 GB RAM Unknown
Galaxy A40: Original memory entry

64 GB · 512GB 4GB

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 X2

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (dedicated slot)

2. Galaxy A40

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 1 TB (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. Realme X2

    4000 mAh

    +900 mAh versus Galaxy A40

  2. 2. Galaxy A40

    3100 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 X22. Galaxy A40

Everyday essentials
Everyday essentials — specifications for Realme X2, Galaxy A40.
SpecificationRealme X2Galaxy A40
Dimensions (HxWxD)
  • 158.7 Х 75.2 Х 8.6 mm
  • 144.4 Х 69.2 Х 7.9 mm
Weight
  • 182 g
  • 140 g
Technology
  • Super AMOLED
  • Super AMOLED
Screen size
  • 6.4" inch
  • 5.9" inch
Screen resolution
  • 1080 x 2340 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64GB 6GB RAM
  • 128GB 6GB RAM
  • 128GB 8GB RAM
  • 256GB 8GB RAM
  • 64 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • microSD
  • up to 1 TB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Po
  • 3100 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 9.0 (Pie)
  • planned upgrade to Android 10.0; ColorOS 6
  • Android 9.0 (Pie)
Chipset
  • Qualcomm SDM730 Snapdragon 730G (8 nm)
  • Exynos 7904 (14 nm)
NFC
  • Yes
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Realme X2, Galaxy A40.
SpecificationRealme X2Galaxy A40
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 100.5 cm2
  • 85.5 cm2
Screen format
  • 19.5:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 84.3%
  • 85.5%
PPI /points per inch/
  • 403 PPI
  • 437 PPI
Screen protection
  • Corning Gorilla Glass 5
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Realme X2, Galaxy A40.
SpecificationRealme X2Galaxy A40
Rear camera, main
  • 64 MP
  • Quad
  • 16 MP
  • Dual
Camera specs
  • 64 MP
  • f/1.8
  • (wide)
  • 1/1.7''
  • 0.8µm
  • PDAF -8 MP
  • f/2.3
  • 13mm (ultrawide)
  • 1/4''
  • 1.12µm -2 MP
  • f/2.4
  • 1/5''
  • 1.75µm (dedicated macro camera) -2 MP
  • 1.75µm
  • depth sensor
  • 16 MP
  • f/1.7
  • 26mm (wide)
  • PDAF -5 MP
  • f/2.2
  • 13mm (ultrawide)
Functions
  • HDR
  • LED flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 32 MP
  • Single
  • 25 MP
  • Single
Specifications
  • 32 MP
  • f/2.0
  • 25 MP
  • f/2.0
  • 25mm (wide)
Performance

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

Performance — specifications for Realme X2, Galaxy A40.
SpecificationRealme X2Galaxy A40
Processor CPU
  • Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)
  • Octa-core (2x1.77 GHz Cortex-A73 & 6x1.59 GHz Cortex-A53)
Graphics processor GPU
  • Adreno 618
  • Mali-G71 MP2
Antutu 7 score * Unknown
  • 109789
Antutu 8 score * Unknown
  • 127724
GeekBench 5 Single Core * Unknown
  • 263
GeekBench 5 Multi-Core * Unknown
  • 960
General specs
General specs — specifications for Realme X2, Galaxy A40.
SpecificationRealme X2Galaxy A40
Release date
  • 2019
  • September
  • 2019
  • March
Colors
  • Pearl White
  • Pearl Blue
  • Black
  • White
  • Blue
  • Coral
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 210 EUR
  • 220 EUR
Body build
  • Front/back glass (Gorilla Glass 5)
  • plastic frame
  • Front glass
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for Realme X2, Galaxy A40.
SpecificationRealme X2Galaxy A40
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 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 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE-A
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat12 600/150 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • BDS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • BDS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • 3.1
  • Type-C 1.0 reversible connector
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
Harmful irradiation Unknown
  • SAR EU - 0.49 W/kg (head) 1.34 W/kg (body)
Music and Audio
Music and Audio — specifications for Realme X2, Galaxy A40.
SpecificationRealme X2Galaxy A40
Radio
  • FM radio
  • FM radio
Others
  • Dolby Atmos
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Realme X2, Galaxy A40.
SpecificationRealme X2Galaxy A40
Dop
  • Sensors Fingerprint (under display
  • optical)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 30W: 67% in 30 min (VOOC Flash Charge 3.0)
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - ANT+ - Fast battery charging 15W - Versions: SM-A405F/DS
  • SM-A405FN/DS (Global)
  • SM-A405FM/DS