Samsung i520 vs Xiaomi Poco X2

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

    i520: 109 g lighter

    i520:
    99 g
    Poco X2:
    208 g
  • Width

    i520: 26.1 mm narrower

    i520:
    50.5 mm
    Poco X2:
    76.6 mm
  • Screen diagonal

    i520: 4.37 in smaller diagonal

    i520:
    2.3 in
    Poco X2:
    6.67 in
  • Chipset

    i520:
    TI OMAP 2430
    Poco X2:
    Qualcomm SDM730 Snapdragon 730G (8 nm)
  • Rear camera layout

    i520:
    Single
    Poco X2:
    Quad
  • Depth

    Poco X2: 9.1 mm thinner

    i520:
    17.9 mm
    Poco X2:
    8.8 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. i520

    Height:
    101.7 mm
    Width:
    50.5 mm
    Depth:
    17.9 mm +9.1 mm versus Poco X2
  2. 2. Poco X2

    Height:
    165.3 mm +63.6 mm versus i520
    Width:
    76.6 mm +26.1 mm versus i520
    Depth:
    8.8 mm

Weight

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

  1. 1. i520

    99 g

  2. 2. Poco X2

    208 g

    +109 g versus i520

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. i520

    Screen diagonal:
    2.3 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    16.4 cm²
  2. 2. Poco X2

    Screen diagonal:
    6.67 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    107.4 cm²

Poco X2 has approximately 555.7% more rectangular screen area than i520.

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 i520, Poco X2, compared at the same storage capacity.
Storagei520Poco X2
64 GB Unknown 6 GB RAM
128 GB Unknown 6 GB RAM
256 GB Unknown 8 GB RAM
i520: Original memory entry

35 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. i520

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD (dedicated slot)

2. Poco X2

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC (uses shared SIM 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. i520

    950 mAh

  2. 2. Poco X2

    4500 mAh

    +3550 mAh versus i520

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. i5202. Poco X2

Everyday essentials
Everyday essentials — specifications for i520, Poco X2.
Specificationi520Poco X2
Dimensions (HxWxD)
  • 101.7 Х 50.5 Х 17.9 mm
  • 165.3 Х 76.6 Х 8.8 mm
Weight
  • 99 g
  • 208 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.3" inch
  • 6.67" inch
Screen resolution
  • 240 x 320 px
  • 1080 x 2400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 35 MB
  • 64GB 6GB RAM
  • 128GB 6GB RAM
  • 256GB 8GB RAM
Memory card support
  • microSD (dedicated slot)
  • microSDXC (uses shared SIM slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 950 mAh
  • Removable Li-Ion
  • 4500 mAh
  • Non-removable Li-Po
Operating system OS
  • Symbian OS 9.2
  • Series 60 v3.1 UI
  • Android 10.0; MIUI 11
Chipset
  • TI OMAP 2430
  • Qualcomm SDM730 Snapdragon 730G (8 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for i520, Poco X2.
Specificationi520Poco X2
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 16.4 cm2
  • 107.4 cm2
Screen format
  • 4:3 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 31.9%
  • 84.8%
PPI /points per inch/
  • 174 PPI
  • 395 PPI
Screen protection Unknown
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for i520, Poco X2.
Specificationi520Poco X2
Rear camera, main
  • 2 MP
  • Single
  • 64 MP
  • Quad
Camera specs
  • 2 MP
  • 64 MP
  • f/1.9
  • 26mm (wide)
  • 1/1.72''
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • 13mm (ultrawide)
  • 1/4.0''
  • 1.12µm -2 MP
  • f/2.4
  • 1/5.0''
  • 1.75µm (dedicated macro camera) -2 MP
  • 1.75µm
  • depth sensor
Functions Unknown
  • HDR
Video
  • CIF
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 20 MP
  • Dual
Specifications
  • VGA videocall camera
  • 20 MP
  • f/2.2
  • 27mm (wide)
  • 1/3.4''
  • 0.8µm 2 MP
  • f/2.4
  • 1/5''
  • 1.75µm
  • depth sensor
Performance

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

Performance — specifications for i520, Poco X2.
Specificationi520Poco X2
Processor CPU
  • 330 MHz ARM 1136
  • Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)
Graphics processor GPU
  • PowerVR MBX
  • Adreno 618
Antutu 8 score * Unknown
  • 279215
GeekBench 5 Single Core * Unknown
  • 489
GeekBench 5 Multi-Core * Unknown
  • 1576
General specs
General specs — specifications for i520, Poco X2.
Specificationi520Poco X2
Release date
  • 2007
  • February
  • 2020
  • February
Colors
  • Black
  • Atlantis Blue
  • Matrix Purple
  • Phoenix Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 140 EUR
  • 200 EUR
Battery life
  • Stand by time- Up to 150 h Talking time- Up to 3 h 30 min
Unknown
Body build Unknown
  • Glass front (Gorilla Glass 5)
  • glass back (Gorilla Glass 5)
  • aluminum frame
Communication and Connectivity
Communication and Connectivity — specifications for i520, Poco X2.
Specificationi520Poco X2
SIM card
  • Mini-SIM
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 1.8 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • 2.0
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 2.0
  • A2DP
  • 5.0
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.49 W/kg (head)
  • SAR - 1.08 W/kg (head) 0.62 W/kg (body)
Music and Audio
Music and Audio — specifications for i520, Poco X2.
Specificationi520Poco X2
Radio
  • No
  • FM radio
  • recording
Others
  • External touch keys
  • HDR10 -120Hz refresh rate -500 nits typ. brightness
  • 24-bit/192kHz audio
Other features
Other features — specifications for i520, Poco X2.
Specificationi520Poco X2
Dop
  • WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Document viewer (Word
  • Excel
  • PowerPoint
  • PDF) -Predictive text input -Voice memo -Voice mail -Organizer
  • Sensors Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast battery charging 27W (100% in 68 min) - Splash resistant - Also known as Xiaomi POCO X2 Special Edition