BLU C4 vs vivo Y25

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.

  • Width

    C4: 2.2 mm narrower

    C4:
    64.2 mm
    Y25:
    66.4 mm
  • Screen diagonal

    C4: 0.5 in smaller diagonal

    C4:
    4 in
    Y25:
    4.5 in
  • Depth

    Y25: 1.7 mm thinner

    C4:
    10.9 mm
    Y25:
    9.2 mm
  • Height

    C4: 6.4 mm shorter

    C4:
    124.3 mm
    Y25:
    130.7 mm
  • Release year

    C4:
    2018
    Y25:
    2017

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. C4

    Height:
    124.3 mm
    Width:
    64.2 mm
    Depth:
    10.9 mm +1.7 mm versus Y25
    Weight:
    118 g
  2. 2. Y25

    Height:
    130.7 mm +6.4 mm versus C4
    Width:
    66.4 mm +2.2 mm versus C4
    Depth:
    9.2 mm
    Weight:
    Unknown

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. C4

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. Y25

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

Y25 has approximately 22.6% more rectangular screen area than C4.

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 C4, Y25, compared at the same storage capacity.
StorageC4Y25
16 GB Unknown 1 GB RAM
C4: Original memory entry

8 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. C4

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

2. Y25

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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. C4

    1300 mAh

  2. 2. Y25

    1900 mAh

    +600 mAh versus C4

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. C42. Y25

Everyday essentials
Everyday essentials — specifications for C4, Y25.
SpecificationC4Y25
Dimensions (HxWxD)
  • 124.3 Х 64.2 Х 10.9 mm
  • 130.7 Х 66.4 Х 9.2 mm
Weight
  • 118 g
  • 0 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4" inch
  • 4.5" inch
Screen resolution
  • 480 x 800 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
  • 512 MB RAM
  • 16 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 64 GB
  • microSD
  • up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1300 mAh
  • Li-Po
  • 1900 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Android 5.1 (Lollipop); Funtouch 2.1
Chipset Unknown
  • Mediatek MT6580 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for C4, Y25.
SpecificationC4Y25
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 45.5 cm2
  • 55.8 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 57.1%
  • 64.3%
PPI /points per inch/
  • 233 PPI
  • 218 PPI
Camera and Video
Camera and Video — specifications for C4, Y25.
SpecificationC4Y25
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • 5 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • 720p@30fps
  • Yes
Front camera, selfie
  • 5 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 5 MP
  • 2 MP
Performance

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

Performance — specifications for C4, Y25.
SpecificationC4Y25
Processor CPU
  • Quad-core 1.3 GHz
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU
  • Mali-400
  • Mali-400MP2
Antutu 7 score *
  • 21722
  • 33155
General specs
General specs — specifications for C4, Y25.
SpecificationC4Y25
Release date
  • 2018
  • August
  • 2017
  • March
Colors
  • Black
  • Gold
  • Blue
  • White/Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 50 USD
  • 120 EUR
Battery life
  • Stand by time- Up to 400 h (2G) / Up to 450 h (3G) Talking time- Up to 18 h (2G) / Up to 13 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for C4, Y25.
SpecificationC4Y25
SIM card
  • Dual SIM (Micro-SIM)
  • Dual 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 -3G - HSDPA 850 / 900 / 2100 HSDPA 900 / 2100 - Malaysia -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 40(2300) - Malaysia
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • 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
  • USB On-The-Go
Bluetooth
  • 2.1
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for C4, Y25.
SpecificationC4Y25
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for C4, Y25.
SpecificationC4Y25
Dop
  • Sensors Accelerometer For USA
  • Sensors Accelerometer
  • proximity