HTC Windows Phone 8X vs Plum Sync 3.5

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    Sync 3.5: 37 g lighter

    Windows Phone 8X:
    130 g
    Sync 3.5:
    93 g
  • Width

    Sync 3.5: 10 mm narrower

    Windows Phone 8X:
    66.2 mm
    Sync 3.5:
    56.2 mm
  • Screen diagonal

    Sync 3.5: 0.8 in smaller diagonal

    Windows Phone 8X:
    4.3 in
    Sync 3.5:
    3.5 in
  • Chipset

    Windows Phone 8X:
    Qualcomm MSM8960 Snapdragon S4 Plus
    Sync 3.5:
    Mediatek MT6572M (28 nm)
  • Height

    Sync 3.5: 14 mm shorter

    Windows Phone 8X:
    132.4 mm
    Sync 3.5:
    118.4 mm
  • Release year

    Windows Phone 8X:
    2012
    Sync 3.5:
    2014

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. Windows Phone 8X

    Height:
    132.4 mm +14 mm versus Sync 3.5
    Width:
    66.2 mm +10 mm versus Sync 3.5
    Depth:
    10.1 mm
  2. 2. Sync 3.5

    Height:
    118.4 mm
    Width:
    56.2 mm
    Depth:
    9.8 mm

Weight

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

  1. 1. Windows Phone 8X

    130 g

    +37 g versus Sync 3.5

  2. 2. Sync 3.5

    93 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. Windows Phone 8X

    Screen diagonal:
    4.3 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    51 cm²
  2. 2. Sync 3.5

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²

Windows Phone 8X has approximately 39.7% more rectangular screen area than Sync 3.5.

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 Windows Phone 8X, Sync 3.5, compared at the same storage capacity.
StorageWindows Phone 8XSync 3.5
16 GB 1 GB RAM Unknown
Sync 3.5: Original memory entry

512 MB · 256 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. Windows Phone 8X

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

2. Sync 3.5

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB

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. Windows Phone 8X

    1800 mAh

    +450 mAh versus Sync 3.5

  2. 2. Sync 3.5

    1350 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. Windows Phone 8X2. Sync 3.5

Everyday essentials
Everyday essentials — specifications for Windows Phone 8X, Sync 3.5.
SpecificationWindows Phone 8XSync 3.5
Dimensions (HxWxD)
  • 132.4 Х 66.2 Х 10.1 mm
  • 118.4 Х 56.2 Х 9.8 mm
Weight
  • 130 g
  • 93 g
Technology
  • S-LCD2
  • TFT
Screen size
  • 4.3" inch
  • 3.5" inch
Screen resolution
  • 720 x 1280 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 1 GB RAM
  • 512 MB
  • 256 MB RAM
Memory card support
  • No
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1800 mAh
  • Non-removable Li-Ion
  • 1350 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Phone 8
  • upgradable to 8.1.1
  • Android 4.2.2 (Jelly Bean)
Chipset
  • Qualcomm MSM8960 Snapdragon S4 Plus
  • Mediatek MT6572M (28 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Windows Phone 8X, Sync 3.5.
SpecificationWindows Phone 8XSync 3.5
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 51.0 cm2
  • 36.5 cm2
Screen format
  • 16:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 58.2%
  • 54.8%
PPI /points per inch/
  • 342 PPI
  • 165 PPI
Screen protection
  • Corning Gorilla Glass 2
Unknown
Camera and Video
Camera and Video — specifications for Windows Phone 8X, Sync 3.5.
SpecificationWindows Phone 8XSync 3.5
Rear camera, main
  • 8 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 1.3 MP
  • AF
Functions
  • LED flash
  • LED flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 2.1 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 2.1 MP
  • 1.3 MP
Performance

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

Performance — specifications for Windows Phone 8X, Sync 3.5.
SpecificationWindows Phone 8XSync 3.5
Processor CPU
  • Dual-core 1.5 GHz Krait
  • Dual-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Adreno 225
  • Mali-400
Antutu 7 score *
  • 4210
Unknown
General specs
General specs — specifications for Windows Phone 8X, Sync 3.5.
SpecificationWindows Phone 8XSync 3.5
Release date
  • 2012
  • September
  • 2014
  • August
Colors
  • California Blue
  • Graphite black
  • Flame red
  • Limelight Yellow
  • Black
  • White
  • Red
  • Blue
  • Pink
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 170 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 780 h Talking time- Up to 14 h
Communication and Connectivity
Communication and Connectivity — specifications for Windows Phone 8X, Sync 3.5.
SpecificationWindows Phone 8XSync 3.5
SIM card
  • Micro-SIM
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 1900 / 2100 - AT&T -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 17(700) - AT&T
Unknown
Speed
  • HSPA
  • LTE Cat3 100/50 Mbps
  • EV-DO Rev.A 3.1 Mbps (LTE for AT&T version)
Unknown
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB
Bluetooth
  • 3.1
  • A2DP
  • EDR/ 4.0
  • LE after Amber update
  • 4.0
  • A2DP
Harmful irradiation
  • SAR - 0.59 W/kg (head) 0.32 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Windows Phone 8X, Sync 3.5.
SpecificationWindows Phone 8XSync 3.5
Radio
  • FM radio
  • FM radio
Others
  • Beats Audio -Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Windows Phone 8X, Sync 3.5.
SpecificationWindows Phone 8XSync 3.5
Dop
  • Sensors Accelerometer
  • proximity
  • compass - OneDrive (15 GB cloud storage) -MP3/WAV/eAAC+/WMA player -MP4/H.264/WMV player -Document viewer/editor -Video/photo editor -Voice memo/command/dial -Predictive text input - Previously known as HTC Accord
  • Sensors Accelerometer
  • gyro
  • proximity - Also known as Plum Sync 3.5 X350