coolpad C15 vs Vivo Y21d

coolpad C15
coolpad
C15
Vivo Y21d
Vivo
Y21d

At a glance

Brand
Coolpad
vivo
Release date
May 2024, 2 years ago
November 2025, 6 months ago
AnTuTu
127.000 Antutu v9 Overall performance better than 53% of devices
222.000 Antutu v10 Overall performance better than 56% of devices

Display

Size
6.56"
6.68"
Resolution
720 x 1612 px HD+
720 x 1608 px HD+
Type
LCD IPS
LCD IPS
Density
269 ppi Medium Density
264 ppi Medium Density
Aspect ratio
20:9
20:9
Features
Water Drop Notch, Refresh rate 90 Hz, Touch sampling rate 180 Hz, Brightnes 400 cd/m² (typ), 1500:1 contrast ratio, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless
Hole-punch Notch, Refresh rate 90 Hz, Peak brightness - 1000 cd/m², Max brightness HBM - 1000 cd/m², TÜV Rheinland Eye Comfort Certification, DCI-P3, 83% NTSC, LED Notifications, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless

Performance

Chipset
Mediatek Helio G36
Unisoc Tiger T612 / T7225
CPU
8x Cortex A53 2.2 GHz
2 x ARM Cortex A75 1.8Ghz + 6 x ARM Cortex A55 1.8Ghz
CPU type
Octa-Core
Octa-Core
Process
12 nm
12 nm
Frequency
2.2 GHz
1.8 GHz
GPU
IMG PowerVR GE8320 680 MHz
Mali-G57 MP1
RAM
4 GB
4 GB
RAM type
LPDDR4X RAM
LPDDR4X RAM
64-bit
Yes
Yes

Rear camera

Resolution
50 Mpx
50 Mpx
Aperture
ƒ/ 1.8
ƒ/ 1.8
Flash
Hexa Led
Dual LED
Optical stabilization
No
No
Slow motion
No, 30 fps
Yes, 120 fps
Features
Digital zoom, Dual camera, Autofocus, Touch focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Front Flash
Digital zoom, Dual camera, Autofocus, Touch focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Front Flash

Front camera

Resolution
8 Mpx
5 Mpx
Aperture
ƒ/ 2.0
ƒ/ 2.2

Battery

Capacity
5000 mAh
6500 mAh
Type
Li-Ion
Li-Ion
Fast charge
Yes , 18.0W
Yes , 44.0W
Features
Non-removable
Non-removable

Storage

Capacity
128 GB
128 GB
Type
eMMC 5.1 Storage
eMMC 5.1 Storage
SD slot
Yes , Slot for SD or second SIM card
Yes , Independent SD slot

Body

Dimensions
75.7 mm 164.2 mm 8.8 mm Print 3D Model
77.0 mm 166.1 mm 8.4 mm Print 3D Model
Weight
196 g
209 g
Materials
Plastic
Plastic , Splash resistant design
Colors
Black Blue Purple
Green Coral
Usable surface
83 %
83 %
Water/dust resistance
IP68, IP69

Software

Operating system
Android 14 Upside-down cake Android 14
Android 15 Funtouch OS 15 (Android 15)
Google services
With Google Mobile Services
With Google Mobile Services

Connectivity

SIM
Dual SIM Dual Standby (Nano SIM + Nano SIM)
Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth
Bluetooth 5.0 LELow energy consumption
Bluetooth 5.2 LELow energy consumption
Bluetooth profiles
A2DP (Advanced Audio Distribution Profile), LE (Low Energy)
A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy)
Wi-Fi
802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
Wi-Fi features
Dual band, Wi-Fi Hotspot, Wi-Fi Display
Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
USB
USB Type-C
USB Type-C
USB features
Charging, OTG
Charging, OTG
Navigation
GPS, A-GPS, GLONASS, Beidou, Galileo
GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo

Networks

4G LTE
B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800), B28b (700), B28a (700), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500)
B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500)
3G
B1 (2100), B2 (1900), B5 (850), B8 (900)
B1 (2100), B5 (850), B8 (900)
2G
CDMA BC0 (800), B2 (1900), B3 (1800), B5 (850), B8 (900)
B3 (1800), B5 (850), B8 (900)

Sensors & security

Fingerprint
Yes, on the side
Yes, on the side
Accelerometer
Yes
Yes
Gyroscope
Yes
Yes
Proximity
Yes
Yes
Light sensor
Yes
Yes
Cooling system
No
No
Audio
DTS / DTS X

Compared with coolpad C15

  • coolpad
    C15
    4 GB · 6.56" · Mediatek Helio G36
    coolpad C15
    coolpad COOL 40i
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  • coolpad
    C15
    4 GB · 6.56" · Mediatek Helio G36
    coolpad C15
    coolpad COOL30i
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    COOL30i
    6 GB · 6.56" · MediaTek Helio G37
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  • coolpad
    C15
    4 GB · 6.56" · Mediatek Helio G36
    coolpad C15
    coolpad COOL 20s
    coolpad
    COOL 20s
    4 GB · 6.58" · MediaTek Dimensity 700 (MT6833)
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  • coolpad
    C15
    4 GB · 6.56" · Mediatek Helio G36
    coolpad C15
    agm H6
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  • coolpad
    C15
    4 GB · 6.56" · Mediatek Helio G36
    coolpad C15
    Blackview Wave 8
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  • coolpad
    C15
    4 GB · 6.56" · Mediatek Helio G36
    coolpad C15
    Blackview BL9000
    Blackview
    BL9000
    12 GB · 6.78" · МеdiаТеk Dimеnsity 8020
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  • coolpad
    C15
    4 GB · 6.56" · Mediatek Helio G36
    coolpad C15
    Blackview A53
    Blackview
    A53
    3 GB · 6.52" · MediaTek Helio A22 (MT6761)
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  • coolpad
    C15
    4 GB · 6.56" · Mediatek Helio G36
    coolpad C15
    Blackview Oscal C80
    Blackview
    Oscal C80
    8 GB · 6.52" · Unisoc Tiger T606
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  • coolpad
    C15
    4 GB · 6.56" · Mediatek Helio G36
    coolpad C15
    Apple iPhone 14 Pro
    Apple
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Compared with Vivo Y21d

  • Vivo
    Y21d
    4 GB · 6.68" · Unisoc Tiger T612 / T7225
    Vivo Y21d
    Vivo S50 Pro mini
    Vivo
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  • Vivo
    Y21d
    4 GB · 6.68" · Unisoc Tiger T612 / T7225
    Vivo Y21d
    Vivo S20 Pro
    Vivo
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    12 GB · 6.67" · MediaTek Dimensity 9300+
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  • Vivo
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    4 GB · 6.68" · Unisoc Tiger T612 / T7225
    Vivo Y21d
    Vivo S18e
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    8 GB · 6.67" · MediaTek Dimensity 7200
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  • Vivo
    Y21d
    4 GB · 6.68" · Unisoc Tiger T612 / T7225
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    Blackview Fort 2
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  • Vivo
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    4 GB · 6.68" · Unisoc Tiger T612 / T7225
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    Alcatel 3 (2025)
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  • Vivo
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    Asus Rog Phone 8 Pro
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  • Vivo
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    Blackview SHARK 9 5G
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  • Vivo
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    4 GB · 6.68" · Unisoc Tiger T612 / T7225
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    Blackview N6000
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  • Vivo
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    4 GB · 6.68" · Unisoc Tiger T612 / T7225
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    Blackview BV9300
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