Infinix Zero 4 vs Siemens SX66

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

    Zero 4: 42.5 g lighter

    Zero 4:
    167.5 g
    SX66:
    210 g
  • Width

    SX66: 5 mm narrower

    Zero 4:
    76 mm
    SX66:
    71 mm
  • Screen diagonal

    SX66: 2 in smaller diagonal

    Zero 4:
    5.5 in
    SX66:
    3.5 in
  • Depth

    Zero 4: 10.2 mm thinner

    Zero 4:
    7.8 mm
    SX66:
    18 mm
  • Height

    SX66: 26.5 mm shorter

    Zero 4:
    151.5 mm
    SX66:
    125 mm
  • Release year

    Zero 4:
    2017
    SX66:
    2004

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. Zero 4

    Height:
    151.5 mm +26.5 mm versus SX66
    Width:
    76 mm +5 mm versus SX66
    Depth:
    7.8 mm
  2. 2. SX66

    Height:
    125 mm
    Width:
    71 mm
    Depth:
    18 mm +10.2 mm versus Zero 4

Weight

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

  1. 1. Zero 4

    167.5 g

  2. 2. SX66

    210 g

    +42.5 g versus Zero 4

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. Zero 4

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. SX66

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    37.9 cm²

Zero 4 has approximately 119.8% more rectangular screen area than SX66.

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 Zero 4, SX66, compared at the same storage capacity.
StorageZero 4SX66
32 GB 3 GB RAM Unknown
SX66: Original memory entry

128 MB 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. Zero 4

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB (dedicated slot)

2. SX66

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details SDIO/MMC

Battery capacity

Capacity is not battery life. No endurance test is implied.

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. Zero 42. SX66

Everyday essentials
Everyday essentials — specifications for Zero 4, SX66.
SpecificationZero 4SX66
Dimensions (HxWxD)
  • 151.5 Х 76 Х 7.8 mm
  • 125 Х 71 Х 18 mm
Weight
  • 167.5 g
  • 210 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.5" inch
  • 3.5" inch
Screen resolution
  • 1080 x 1920 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM
  • 128 MB RAM
Memory card support
  • microSD
  • up to 128 GB (dedicated slot)
  • SDIO/MMC
Battery Capacity is not battery life. No endurance test is implied.
  • 3200 mAh
  • Non-removable Li-Ion
  • 0 mAh,
Operating system OS
  • Android 6.0 (Marshmallow)
  • Microsoft Windows Mobile 2003 SE PocketPC
Chipset
  • Mediatek MT6753 (28 nm)
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for Zero 4, SX66.
SpecificationZero 4SX66
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 83.4 cm2
  • 37.9 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 72.4%
  • 42.7%
PPI /points per inch/
  • 401 PPI
  • 114 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Zero 4, SX66.
SpecificationZero 4SX66
Rear camera, main
  • 16 MP
  • Single
  • 0 MP,
Camera specs
  • 16 MP
  • f/2.0
  • OIS
  • Laser AF/ PDAF
Unknown
Functions
  • LED flash
Unknown
Video
  • 1080p@30fps
Unknown
Front camera, selfie
  • 8 MP
  • Single
  • 0 MP,
Specifications
  • 8 MP
  • f/2.2
Unknown
Performance

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

Performance — specifications for Zero 4, SX66.
SpecificationZero 4SX66
Processor CPU
  • Octa-core 1.3 GHz Cortex-A53
  • Intel Xscale PXA272 520 MHz
Graphics processor GPU
  • Mali-T720MP3
Unknown
Antutu 7 score *
  • 22135
Unknown
GeekBench 4 Single Core *
  • 632
Unknown
GeekBench 4 Multi-Core *
  • 2913
Unknown
GeekBench 5 Single Core *
  • 110
Unknown
GeekBench 5 Multi-Core *
  • 418
Unknown
General specs
General specs — specifications for Zero 4, SX66.
SpecificationZero 4SX66
Release date
  • 2017
  • March
  • 2004
  • Q4
Colors
  • Anthracite Grey
  • Champagne Gold
  • Barbie Pink
  • Filber Brown
  • Silver
Battery life Unknown
  • Stand by time- Up to 200 h Talking time- Up to 4 h
Communication and Connectivity
Communication and Connectivity — specifications for Zero 4, SX66.
SpecificationZero 4SX66
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 HSDPA 850 / 1700 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300) LTE band 2(1900)
  • 4(1700/2100)
  • 28(700)
Unknown
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11b
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • USB On-The-Go
  • Proprietary
Bluetooth
  • 4.0
  • A2DP
  • LE
  • Yes
Music and Audio
Music and Audio — specifications for Zero 4, SX66.
SpecificationZero 4SX66
Radio
  • FM radio
  • No
Others Unknown
  • Downloadable logos
Other features
Other features — specifications for Zero 4, SX66.
SpecificationZero 4SX66
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Microsoft ActiveSync -MP3/AAC player -Predictive text input