O2 XDA Serra vs Wiko Fever 4G

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

    Fever 4G: 22 g lighter

    XDA Serra:
    165 g
    Fever 4G:
    143 g
  • Width

    XDA Serra: 22.8 mm narrower

    XDA Serra:
    51 mm
    Fever 4G:
    73.8 mm
  • Screen diagonal

    XDA Serra: 2.4 in smaller diagonal

    XDA Serra:
    2.8 in
    Fever 4G:
    5.2 in
  • Chipset

    XDA Serra:
    Qualcomm MSM7201A
    Fever 4G:
    Mediatek MT6753 (28 nm)
  • Depth

    Fever 4G: 9.8 mm thinner

    XDA Serra:
    18.1 mm
    Fever 4G:
    8.3 mm
  • Height

    XDA Serra: 46 mm shorter

    XDA Serra:
    102 mm
    Fever 4G:
    148 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. XDA Serra

    Height:
    102 mm
    Width:
    51 mm
    Depth:
    18.1 mm +9.8 mm versus Fever 4G
  2. 2. Fever 4G

    Height:
    148 mm +46 mm versus XDA Serra
    Width:
    73.8 mm +22.8 mm versus XDA Serra
    Depth:
    8.3 mm

Weight

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

  1. 1. XDA Serra

    165 g

    +22 g versus Fever 4G

  2. 2. Fever 4G

    143 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. XDA Serra

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²
  2. 2. Fever 4G

    Screen diagonal:
    5.2 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    74.5 cm²

Fever 4G has approximately 207% more rectangular screen area than XDA Serra.

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.

XDA Serra: Original memory entry

288 MB RAM · 512 MB ROM

Fever 4G: Original memory entry

16 GB · 2/3 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. XDA Serra

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

2. Fever 4G

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 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. XDA Serra

    1340 mAh

  2. 2. Fever 4G

    2900 mAh

    +1560 mAh versus XDA Serra

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. XDA Serra2. Fever 4G

Everyday essentials
Everyday essentials — specifications for XDA Serra, Fever 4G.
SpecificationXDA SerraFever 4G
Dimensions (HxWxD)
  • 102 Х 51 Х 18.1 mm
  • 148 Х 73.8 Х 8.3 mm
Weight
  • 165 g
  • 143 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.8" inch
  • 5.2" inch
Screen resolution
  • 480 x 640 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 288 MB RAM
  • 512 MB ROM
  • 16 GB
  • 2/3 GB RAM
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 64 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1340 mAh
  • Removable Li-Ion
  • 2900 mAh
  • Non-removable Li-Po
Operating system OS
  • Microsoft Windows Mobile 6.1 Professional
  • Android 5.1 (Lollipop)
Chipset
  • Qualcomm MSM7201A
  • Mediatek MT6753 (28 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for XDA Serra, Fever 4G.
SpecificationXDA SerraFever 4G
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 24.3 cm2
  • 74.5 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 46.7%
  • 68.2%
PPI /points per inch/
  • 286 PPI
  • 424 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for XDA Serra, Fever 4G.
SpecificationXDA SerraFever 4G
Rear camera, main
  • 3.15 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 13 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 5 MP
  • Single
Specifications
  • VGA videocall camera
  • 5 MP
Performance

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

Performance — specifications for XDA Serra, Fever 4G.
SpecificationXDA SerraFever 4G
Processor CPU
  • 528 MHz ARM 11
  • Octa-core 1.3 GHz Cortex-A53
Graphics processor GPU
  • Adreno 130
  • Mali-T720MP3
Antutu 7 score * Unknown
  • 31894
GeekBench 4 Single Core * Unknown
  • 602
GeekBench 4 Multi-Core * Unknown
  • 2415
GeekBench 4 RenderScript * Unknown
  • 1572
General specs
General specs — specifications for XDA Serra, Fever 4G.
SpecificationXDA SerraFever 4G
Release date
  • 2008
  • July
  • 2015
  • September
Colors
  • Black
  • White/Gold
  • Black/Gold
  • Black/Grey
Battery life
  • Stand by time- Up to 406 h Talking time- Up to 8 h
  • Stand by time- Up to 216 h (2G) / Up to 216 h (3G) Talking time- Up to 21 h 40 min (2G) / Up to 16 h 10 min (3G)
Communication and Connectivity
Communication and Connectivity — specifications for XDA Serra, Fever 4G.
SpecificationXDA SerraFever 4G
SIM card
  • Mini-SIM
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 20(800)
Speed
  • HSPA 7.2/0.384 Mbps
  • HSPA 21.1/11.5 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Class 10
  • Up to 107 kbps
Edge
  • Class 10
  • Up to 296 kbps
Wi-Fi
  • Wi-Fi 802.11 b/g
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • miniUSB
  • microUSB 2.0
  • USB Host
Bluetooth
  • 2.0
  • A2DP
  • 4.0
  • A2DP
Harmful irradiation Unknown
  • SAR EU - 0.24 W/kg (head) 0.57 W/kg (body)
Music and Audio
Music and Audio — specifications for XDA Serra, Fever 4G.
SpecificationXDA SerraFever 4G
Radio
  • Stereo FM radio
  • RDS
  • FM radio
Others
  • Handwriting recognition
Unknown
Other features
Other features — specifications for XDA Serra, Fever 4G.
SpecificationXDA SerraFever 4G
Dop
  • Sensors Accelerometer MP3/WAV/WMA player -MP4/WMV/3gp player -Pocket Office -Voice memo -Predictive text input
  • Sensors Accelerometer
  • gyro
  • proximity - For Europe