Siemens SX45 vs vivo iQOO

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

    iQOO: 150 g lighter

    SX45:
    330 g
    iQOO:
    180 g
  • Width

    iQOO: 11.8 mm narrower

    SX45:
    87 mm
    iQOO:
    75.2 mm
  • Depth

    iQOO: 17.5 mm thinner

    SX45:
    26 mm
    iQOO:
    8.5 mm
  • Height

    SX45: 23.7 mm shorter

    SX45:
    134 mm
    iQOO:
    157.7 mm
  • Release year

    SX45:
    2001
    iQOO:
    2019

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. SX45

    Height:
    134 mm
    Width:
    87 mm +11.8 mm versus iQOO
    Depth:
    26 mm +17.5 mm versus iQOO
  2. 2. iQOO

    Height:
    157.7 mm +23.7 mm versus SX45
    Width:
    75.2 mm
    Depth:
    8.5 mm

Weight

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

  1. 1. SX45

    330 g

    +150 g versus iQOO

  2. 2. iQOO

    180 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.

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

  1. 1. SX45

    SX45: Screen geometry unavailable or conflicting.

  2. 2. iQOO

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

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.

SX45: Original memory entry

32 MB

iQOO: Original memory entry

256 GB · 8/12 GB RAM 128 GB · 6/8 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. SX45

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

2. iQOO

NFC:
Yes
Headphone jack:
Yes
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. SX45

    1550 mAh

  2. 2. iQOO

    4000 mAh

    +2450 mAh versus SX45

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. SX452. iQOO

Everyday essentials
Everyday essentials — specifications for SX45, iQOO.
SpecificationSX45iQOO
Dimensions (HxWxD)
  • 134 Х 87 Х 26 mm
  • 157.7 Х 75.2 Х 8.5 mm
Weight
  • 330 g
  • 180 g
Technology
  • TFT
  • AMOLED
Screen size
  • 0" inch
  • 6.41" inch
Screen resolution
  • 240 x 320 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 MB
  • 256 GB
  • 8/12 GB RAM 128 GB
  • 6/8 GB RAM
Memory card support
  • No
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1550 mAh
  • Removable Li-Ion
  • 4000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Microsoft Windows CE 3.0 for PocketPC
  • Android 9.0 (Pie); Funtouch 9
Chipset Unknown
  • Qualcomm SDM855 Snapdragon 855 (7 nm)
NFC Unknown
  • Yes
Headphone jack
  • No
  • Yes
Display
Display — specifications for SX45, iQOO.
SpecificationSX45iQOO
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area Unknown
  • 100.9 cm2
Screen format
  • 4:3 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio Unknown
  • 85.1%
PPI /points per inch/
  • 0 PPI
  • 402 PPI
Camera and Video
Camera and Video — specifications for SX45, iQOO.
SpecificationSX45iQOO
Rear camera, main
  • 0 MP,
  • 12 MP
  • Dual
Camera specs Unknown
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • dual pixel PDAF -13 MP (ultrawide) -2 MP
  • f/2.4
  • depth sensor
Functions Unknown
  • HDR
Video Unknown
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 12 MP
  • Single
Specifications Unknown
  • 12 MP
Performance

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

Performance — specifications for SX45, iQOO.
SpecificationSX45iQOO
Processor CPU
  • 64-bit NEC VR4122 150 MHz
  • Octa-core (1x2.84 GHz Kryo 485 & 3x2.41 GHz Kryo 485 & 4x1.78 GHz Kryo 485)
Graphics processor GPU Unknown
  • Adreno 640
Antutu 8 score * Unknown
  • 420199
General specs
General specs — specifications for SX45, iQOO.
SpecificationSX45iQOO
Release date
  • 2001
  • 2019
  • March
Colors Unknown
  • Optic Blue
  • Lava Orange
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 400 EUR
Battery life
  • Stand by time- Up to 150 h Talking time- Up to 2 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for SX45, iQOO.
SpecificationSX45iQOO
SIM card
  • Mini-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 / 1900 & TD-SCDMA -3G - HSDPA 850 / 900 / 1700(AWS) / 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)
Speed Unknown
  • HSPA 42.2/5.76 Mbps
  • LTE-A (7CA) Cat20 2000/150 Mbps
GPRS
  • No
  • Yes
Edge
  • No
  • 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 Unknown
  • Type-C 1.0 reversible connector
Bluetooth
  • No
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for SX45, iQOO.
SpecificationSX45iQOO
Radio
  • No
  • No
Others
  • 57.6 mm x 76.8 mm -0.24 mm pixel pitch
  • 32-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for SX45, iQOO.
SpecificationSX45iQOO
Dop
  • Infrared port - Full PocketPC functionality -Media player (MP3) - PDA + mobile phone
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 44W -(50% in 15 min
  • 100% in 45 min) -Fast battery charging 22.5W - 6/128 GB version