Oppo Realme X vs Siemens SX45

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

    Realme X: 139 g lighter

    Realme X:
    191 g
    SX45:
    330 g
  • Width

    Realme X: 11 mm narrower

    Realme X:
    76 mm
    SX45:
    87 mm
  • Depth

    Realme X: 16.6 mm thinner

    Realme X:
    9.4 mm
    SX45:
    26 mm
  • Height

    SX45: 27.2 mm shorter

    Realme X:
    161.2 mm
    SX45:
    134 mm
  • Release year

    Realme X:
    2019
    SX45:
    2001

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 +27.2 mm versus SX45
    Width:
    76 mm
    Depth:
    9.4 mm
  2. 2. SX45

    Height:
    134 mm
    Width:
    87 mm +11 mm versus Realme X
    Depth:
    26 mm +16.6 mm versus Realme X

Weight

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

  1. 1. Realme X

    191 g

  2. 2. SX45

    330 g

    +139 g versus Realme X

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.

At least two phones need compatible screen dimensions for a drawing.

  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. SX45

    SX45: Screen geometry unavailable or conflicting.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Realme X: Original memory entry

128/256 GB · 8 GB RAM 64 GB · 4/6 GB RAM

SX45: Original memory entry

32 MB

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. SX45

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. Realme X

    3765 mAh

    +2215 mAh versus SX45

  2. 2. SX45

    1550 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. SX45

Everyday essentials
Everyday essentials — specifications for Realme X, SX45.
SpecificationRealme XSX45
Dimensions (HxWxD)
  • 161.2 Х 76 Х 9.4 mm
  • 134 Х 87 Х 26 mm
Weight
  • 191 g
  • 330 g
Technology
  • AMOLED
  • TFT
Screen size
  • 6.53" inch
  • 0" inch
Screen resolution
  • 1080 x 2340 px
  • 240 x 320 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
  • 32 MB
Memory card support
  • No
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 3765 mAh
  • Non-removable Li-Po
  • 1550 mAh
  • Removable Li-Ion
Operating system OS
  • Android 9.0 (Pie); ColorOS 6
  • Microsoft Windows CE 3.0 for PocketPC
Chipset
  • Qualcomm SDM710 Snapdragon 710 (10 nm)
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for Realme X, SX45.
SpecificationRealme XSX45
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 105.2 cm2
Unknown
Screen format
  • 19.5:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 85.9%
Unknown
PPI /points per inch/
  • 394 PPI
  • 0 PPI
Screen protection
  • Corning Gorilla Glass 5
Unknown
Camera and Video
Camera and Video — specifications for Realme X, SX45.
SpecificationRealme XSX45
Rear camera, main
  • 48 MP
  • Dual
  • 0 MP,
Camera specs
  • 48 MP
  • f/1.7
  • (wide)
  • 26mm (wide)
  • 1/2''
  • 0.8µm
  • PDAF -5 MP
  • f/2.4
  • depth sensor
Unknown
Functions
  • HDR
Unknown
Video
  • 1080p@30fps
Unknown
Front camera, selfie
  • 16 MP
  • Single
  • 0 MP,
Specifications
  • Motorized pop-up 16 MP
  • f/2.0
  • 25mm (wide)
  • 1/3''
  • 1.0µm
Unknown
Performance

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

Performance — specifications for Realme X, SX45.
SpecificationRealme XSX45
Processor CPU
  • Octa-core (2x2.2 GHz Kryo 360 Gold & 6x1.7 GHz Kryo 360 Silver)
  • 64-bit NEC VR4122 150 MHz
Graphics processor GPU
  • Adreno 616
Unknown
GeekBench 5 Single Core *
  • 334
Unknown
GeekBench 5 Multi-Core *
  • 1444
Unknown
General specs
General specs — specifications for Realme X, SX45.
SpecificationRealme XSX45
Release date
  • 2019
  • May
  • 2001
Colors
  • Steam white
  • Punk Blue
Unknown
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 160 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 150 h Talking time- Up to 2 h
Body build
  • Front glass (Gorilla Glass 5)
  • plastic body
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Realme X, SX45.
SpecificationRealme XSX45
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
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)
Unknown
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE-A (2CA) Cat6 300/75 Mbps
Unknown
GPRS
  • Yes
  • No
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • No
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • No
USB
  • Type-C 1.0 reversible connector
Unknown
Bluetooth
  • 5.0
  • A2DP
  • LE
  • aptX HD
  • No
Music and Audio
Music and Audio — specifications for Realme X, SX45.
SpecificationRealme XSX45
Radio
  • FM radio
  • No
Others
  • Active noise cancellation with dedicated mic -Dolby Atmos sound
  • 57.6 mm x 76.8 mm -0.24 mm pixel pitch
Other features
Other features — specifications for Realme X, SX45.
SpecificationRealme XSX45
Dop
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 20W: 55% in 30 min (VOOC 3.0) - Versions: RMX1901
  • Infrared port - Full PocketPC functionality -Media player (MP3) - PDA + mobile phone