Allview W1s vs verykool SL4502 Fusion II

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

    SL4502 Fusion II: 49.2 g lighter

    W1s:
    156.2 g
    SL4502 Fusion II:
    107 g
  • Width

    SL4502 Fusion II: 6.9 mm narrower

    W1s:
    72.1 mm
    SL4502 Fusion II:
    65.2 mm
  • Screen diagonal

    SL4502 Fusion II: 1 in smaller diagonal

    W1s:
    5.5 in
    SL4502 Fusion II:
    4.5 in
  • Chipset

    W1s:
    Qualcomm MSM8212 Snapdragon 200 (28 nm)
    SL4502 Fusion II:
    Mediatek MT6735M (28 nm)
  • Height

    SL4502 Fusion II: 5 mm shorter

    W1s:
    144.9 mm
    SL4502 Fusion II:
    139.9 mm
  • Release year

    W1s:
    2014
    SL4502 Fusion II:
    2015

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. W1s

    Height:
    144.9 mm +5 mm versus SL4502 Fusion II
    Width:
    72.1 mm +6.9 mm versus SL4502 Fusion II
    Depth:
    8.8 mm
  2. 2. SL4502 Fusion II

    Height:
    139.9 mm
    Width:
    65.2 mm
    Depth:
    9 mm

Weight

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

  1. 1. W1s

    156.2 g

    +49.2 g versus SL4502 Fusion II

  2. 2. SL4502 Fusion II

    107 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. W1s

    W1s: Screen geometry unavailable or conflicting.

  2. 2. SL4502 Fusion II

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 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.

Recorded RAM for W1s, SL4502 Fusion II, compared at the same storage capacity.
StorageW1sSL4502 Fusion II
8 GB Recorded for all phones 1 GB RAM 1 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. W1s

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

2. SL4502 Fusion II

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. W1s

    2000 mAh

    +200 mAh versus SL4502 Fusion II

  2. 2. SL4502 Fusion II

    1800 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. W1s2. SL4502 Fusion II

Everyday essentials
Everyday essentials — specifications for W1s, SL4502 Fusion II.
SpecificationW1sSL4502 Fusion II
Dimensions (HxWxD)
  • 144.9 Х 72.1 Х 8.8 mm
  • 139.9 Х 65.2 Х 9 mm
Weight
  • 156.2 g
  • 107 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 4.5" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 64 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Non-removable Li-Ion
  • 1800 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Phone 8.1
  • Android 5.1 (Lollipop)
Chipset
  • Qualcomm MSM8212 Snapdragon 200 (28 nm)
  • Mediatek MT6735M (28 nm)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for W1s, SL4502 Fusion II.
SpecificationW1sSL4502 Fusion II
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 55.8 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 66.0%
  • 61.2%
PPI /points per inch/
  • 294 PPI
  • 218 PPI
Screen protection
  • Asahi Dragontrail Glass
  • Scratch-resistant glass
Camera and Video
Camera and Video — specifications for W1s, SL4502 Fusion II.
SpecificationW1sSL4502 Fusion II
Rear camera, main
  • 8 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 8 MP
  • AF
Functions
  • Dual-LED flash
  • panorama
  • LED flash
  • panorama
Video
  • 720p@30fps
  • 720p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 2 MP
  • 5 MP
Performance
Performance — specifications for W1s, SL4502 Fusion II.
SpecificationW1sSL4502 Fusion II
Processor CPU
  • Quad-core 1.2 GHz Cortex-A7
  • Quad-core 1.0 GHz Cortex-A53
Graphics processor GPU
  • Adreno 302
  • Mali-T720MP2
General specs
General specs — specifications for W1s, SL4502 Fusion II.
SpecificationW1sSL4502 Fusion II
Release date
  • 2014
  • June
  • 2015
  • December
Colors
  • Black
  • Black
  • White
Battery life
  • Stand by time- Up to 200 h Talking time- Up to 8 h 20 min
  • Stand by time- Up to 240 h (3G) Talking time- Up to 7 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for W1s, SL4502 Fusion II.
SpecificationW1sSL4502 Fusion II
SIM card
  • Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM
  • dual stand-by)
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE band 1(2100)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 1700(AWS) / 1900 -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
Speed
  • HSPA 42.2/5.76 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Class 12
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 4.0
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.44 W/kg (head) 0.41 W/kg (body)
  • SAR - 0.67 W/kg (head) 0.89 W/kg (body)
Music and Audio
Music and Audio — specifications for W1s, SL4502 Fusion II.
SpecificationW1sSL4502 Fusion II
Radio
  • FM radio
  • Stereo FM radio
Other features
Other features — specifications for W1s, SL4502 Fusion II.
SpecificationW1sSL4502 Fusion II
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity