verykool s3504 Mystic II vs Yezz Andy 4E4

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

    s3504 Mystic II: 7 g lighter

    s3504 Mystic II:
    105 g
    Andy 4E4:
    112 g
  • Width

    Andy 4E4: 2 mm narrower

    s3504 Mystic II:
    65 mm
    Andy 4E4:
    63 mm
  • Screen diagonal

    s3504 Mystic II: 0.5 in smaller diagonal

    s3504 Mystic II:
    3.5 in
    Andy 4E4:
    4 in
  • Chipset

    s3504 Mystic II:
    Mediatek MT6572M (28 nm)
    Andy 4E4:
    Spreadtrum SC7731C
  • Depth

    Andy 4E4: 1.2 mm thinner

    s3504 Mystic II:
    12 mm
    Andy 4E4:
    10.8 mm
  • Height

    s3504 Mystic II: 6.8 mm shorter

    s3504 Mystic II:
    119 mm
    Andy 4E4:
    125.8 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. s3504 Mystic II

    Height:
    119 mm
    Width:
    65 mm +2 mm versus Andy 4E4
    Depth:
    12 mm +1.2 mm versus Andy 4E4
  2. 2. Andy 4E4

    Height:
    125.8 mm +6.8 mm versus s3504 Mystic II
    Width:
    63 mm
    Depth:
    10.8 mm

Weight

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

  1. 1. s3504 Mystic II

    105 g

  2. 2. Andy 4E4

    112 g

    +7 g versus s3504 Mystic II

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. s3504 Mystic II

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²
  2. 2. Andy 4E4

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

Andy 4E4 has approximately 20.9% more rectangular screen area than s3504 Mystic II.

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.

s3504 Mystic II: Original memory entry

4 GB · 512 MB RAM

Andy 4E4: Original memory entry

4 GB · 512 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. s3504 Mystic II

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

2. Andy 4E4

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB (dedicated 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. s3504 Mystic II

    1200 mAh

  2. 2. Andy 4E4

    1400 mAh

    +200 mAh versus s3504 Mystic II

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. s3504 Mystic II2. Andy 4E4

Everyday essentials
Everyday essentials — specifications for s3504 Mystic II, Andy 4E4.
Specifications3504 Mystic IIAndy 4E4
Dimensions (HxWxD)
  • 119 Х 65 Х 12 mm
  • 125.8 Х 63 Х 10.8 mm
Weight
  • 105 g
  • 112 g
Technology
  • TFT
  • TN
Screen size
  • 3.5" inch
  • 4" inch
Screen resolution
  • 320 x 480 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 64 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Removable Li-Ion
  • 1400 mAh
  • Li-Ion
Operating system OS
  • Android 4.2 (Jelly Bean)
  • Android 6.0 (Marshmallow)
Chipset
  • Mediatek MT6572M (28 nm)
  • Spreadtrum SC7731C
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for s3504 Mystic II, Andy 4E4.
Specifications3504 Mystic IIAndy 4E4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 36.5 cm2
  • 44.1 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 47.2%
  • 55.6%
PPI /points per inch/
  • 165 PPI
  • 245 PPI
Camera and Video
Camera and Video — specifications for s3504 Mystic II, Andy 4E4.
Specifications3504 Mystic IIAndy 4E4
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • 5 MP
Functions
  • panorama
  • LED flash
  • panorama
Video
  • 720p@30fps
  • 720p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 1.3 MP
  • 2 MP
Performance
Performance — specifications for s3504 Mystic II, Andy 4E4.
Specifications3504 Mystic IIAndy 4E4
Processor CPU
  • Dual-core 1.0 GHz Cortex-A7
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Mali-400
  • Mali-400MP2
General specs
General specs — specifications for s3504 Mystic II, Andy 4E4.
Specifications3504 Mystic IIAndy 4E4
Release date
  • 2015
  • August
  • 2016
  • November
Colors
  • Black
  • Black
  • White
  • Gray
  • Blue
  • Pink
Battery life
  • Stand by time- Up to 170 h (3G) Talking time- Up to 4 h (3G)
  • Stand by time- Up to 116 h (3G) Talking time- Up to 4 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for s3504 Mystic II, Andy 4E4.
Specifications3504 Mystic IIAndy 4E4
SIM card
  • Dual SIM (Mini-SIM
  • dual stand-by)
  • Dual SIM
  • (Micro-SIM)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 3.0
  • A2DP
  • 2.1
Harmful irradiation
  • SAR - 0.83 W/kg (head) 1.17 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for s3504 Mystic II, Andy 4E4.
Specifications3504 Mystic IIAndy 4E4
Radio
  • Stereo FM radio
  • Stereo FM radio
Other features
Other features — specifications for s3504 Mystic II, Andy 4E4.
Specifications3504 Mystic IIAndy 4E4
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer