O2 XDA Serra vs ZTE Blade S7

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

    Blade S7: 34 g lighter

    XDA Serra:
    165 g
    Blade S7:
    131 g
  • Width

    XDA Serra: 16 mm narrower

    XDA Serra:
    51 mm
    Blade S7:
    67 mm
  • Screen diagonal

    XDA Serra: 2.2 in smaller diagonal

    XDA Serra:
    2.8 in
    Blade S7:
    5 in
  • Chipset

    XDA Serra:
    Qualcomm MSM7201A
    Blade S7:
    Qualcomm MSM8939 Snapdragon 615 (28 nm)
  • Depth

    Blade S7: 10.9 mm thinner

    XDA Serra:
    18.1 mm
    Blade S7:
    7.2 mm
  • Height

    XDA Serra: 40 mm shorter

    XDA Serra:
    102 mm
    Blade S7:
    142 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 +10.9 mm versus Blade S7
  2. 2. Blade S7

    Height:
    142 mm +40 mm versus XDA Serra
    Width:
    67 mm +16 mm versus XDA Serra
    Depth:
    7.2 mm

Weight

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

  1. 1. XDA Serra

    165 g

    +34 g versus Blade S7

  2. 2. Blade S7

    131 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. Blade S7

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

Blade S7 has approximately 183.9% 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.

Recorded RAM for XDA Serra, Blade S7, compared at the same storage capacity.
StorageXDA SerraBlade S7
32 GB Unknown 3 GB RAM
XDA Serra: Original memory entry

288 MB RAM · 512 MB ROM

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. Blade S7

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB (uses SIM 2 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. XDA Serra

    1340 mAh

  2. 2. Blade S7

    2500 mAh

    +1160 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. Blade S7

Everyday essentials
Everyday essentials — specifications for XDA Serra, Blade S7.
SpecificationXDA SerraBlade S7
Dimensions (HxWxD)
  • 102 Х 51 Х 18.1 mm
  • 142 Х 67 Х 7.2 mm
Weight
  • 165 g
  • 131 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.8" inch
  • 5" 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
  • 32 GB
  • 3 GB RAM
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 64 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1340 mAh
  • Removable Li-Ion
  • 2500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.1 Professional
  • Android 5.1 (Lollipop); MiFavor UI
Chipset
  • Qualcomm MSM7201A
  • Qualcomm MSM8939 Snapdragon 615 (28 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for XDA Serra, Blade S7.
SpecificationXDA SerraBlade S7
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 24.3 cm2
  • 68.9 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 46.7%
  • 72.4%
PPI /points per inch/
  • 286 PPI
  • 441 PPI
Camera and Video
Camera and Video — specifications for XDA Serra, Blade S7.
SpecificationXDA SerraBlade S7
Rear camera, main
  • 3.15 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 13 MP
  • AF
Functions
  • LED flash
  • LED flash
  • HDR
  • panorama
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 13 MP
  • Single
Specifications
  • VGA videocall camera
  • 13 MP
Performance

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

Performance — specifications for XDA Serra, Blade S7.
SpecificationXDA SerraBlade S7
Processor CPU
  • 528 MHz ARM 11
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Graphics processor GPU
  • Adreno 130
  • Adreno 405
Antutu 7 score * Unknown
  • 31254
General specs
General specs — specifications for XDA Serra, Blade S7.
SpecificationXDA SerraBlade S7
Release date
  • 2008
  • July
  • 2015
  • October
Colors
  • Black
  • Black
  • White
  • Yellow
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 280 EUR
Battery life
  • Stand by time- Up to 406 h Talking time- Up to 8 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for XDA Serra, Blade S7.
SpecificationXDA SerraBlade S7
SIM card
  • Mini-SIM
  • Hybrid Dual SIM (Nano-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 / 2100 HSDPA 850 / 2100 -4G - LTE
Speed
  • HSPA 7.2/0.384 Mbps
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • miniUSB
  • microUSB 2.0
Bluetooth
  • 2.0
  • A2DP
  • 4.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for XDA Serra, Blade S7.
SpecificationXDA SerraBlade S7
Radio
  • Stereo FM radio
  • RDS
  • FM radio
Others
  • Handwriting recognition
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for XDA Serra, Blade S7.
SpecificationXDA SerraBlade S7
Dop
  • Sensors Accelerometer MP3/WAV/WMA player -MP4/WMV/3gp player -Pocket Office -Voice memo -Predictive text input
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass