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Realme 15

Realme 15 Comparison & Specs

Realme 15

  • Dimensity 7300

    4 nm

  • 7000 mAh

    80W

  • 6.8"

    1280 x 2800 pixels

  • 50 MP

    4K@30fps

  • Specs

Samsung Galaxy S23 Ultra

Samsung Galaxy S23 Ultra Comparison & Specs

Samsung Galaxy S23 Ultra

  • Snapdragon 8 Gen 2

    4 nm

  • 5000 mAh

    45W

  • 6.8"

    1440 x 3088 pixels

  • 200 MP

    8K@24/30fps

  • Specs Samsung Galaxy S23 Ultra Amazon Link
Realme 15 Comparison & Specs

Realme 15

Samsung Galaxy S23 Ultra Comparison & Specs

Samsung Galaxy S23 Ultra

Samsung Galaxy S23 Ultra Amazon Link
General
Launch Date
July 24, 2025
February 01, 2023
Availability
Available Now
Available Now
OS
Android 15
Android 13
Custom UI
Realme UI 6.0
One UI 5.1
OS Updates
2 Years
4 Years
Security Updates
3 Years
5 Years
AI Features
AI Edit Genie, AI Party Mode, AI MagicGlow 2.0 and more
Circle to Search, Live Translate, Note Assist, Photo Assist, Chat Assist
Body
Dimensions
162.3 x 76.2 x 7.66 mm
163.4 x 78.1 x 8.9 mm
Thickness
7.66 mm
8.9 mm
Weight
187 g
234 g
Back Material
Gorilla Glass Victus 2
Build Details
Aluminum Frame
IP Rating
IP69 (dust tight and water resistant (high pressure water jets; immersible up to 2m for 30 min), MIL-STD-810H compliant*, also IP68 rated)
IP68 (up to 1.5m for 30 min)
Display
Size
6.8 inches
6.8 inches
Type
OLED, 1B colors, PWM
Dynamic AMOLED 2X, HDR10, Always-on display
Refresh Rate
144 Hz
120 Hz
Peak Brightness
6500 nits
1750 nits
Resolution
1280 x 2800 pixels
1440 x 3088 pixels
Pixel Density
453 ppi
500 ppi
Aspect Ratio
19.5:9
19.3:9
Screen to Body Ratio
91.2 %
89.9 %
Protection
Gorilla Glass 7i
Gorilla Glass Victus 2
Performance
Chipset¹
Mediatek Dimensity 7300
Qualcomm Snapdragon 8 Gen 2
Process Size
4 nm
4 nm
CPU
Octa-core
4x2.6 GHz Cortex-A78
4x2.0 GHz Cortex-A55
Octa-core
1x3.36 GHz Cortex-X3
2x2.8 GHz Cortex-A715
2x2.8 GHz Cortex-A710
3x2.0 GHz Cortex-A510
GPU
Mali-G615 MC2
Adreno 740
RAM & Storage
8GB 128GB (UFS 3.1)
8GB 256GB (UFS 3.1)
12GB 256GB (UFS 3.1)
12GB 512GB (UFS 3.1)
8GB 256GB (UFS 4.0)
12GB 256GB (UFS 4.0)
12GB 512GB (UFS 4.0)
12GB 1024GB (UFS 4.0)
RAM Type
LPDDR4X
LPDDR5X
Expandable Memory
No
No
Camera
Main Camera
50 MP
f/1.8, 24mm (wide), 1/1.95", 0.8µm, Sony IMX882, PDAF, OIS

8 MP
f/2.2, 112˚, 16mm (ultrawide), 1/4.0", 1.12µm
200 MP
f/1.7, 24mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, Laser AF, OIS

10 MP
f/2.4, 70mm (telephoto), 1/3.52", 1.12µm, PDAF, OIS, 3x optical zoom

10 MP
f/4.9, 230mm (periscope telephoto), 1/3.52", 1.12µm, PDAF, OIS, 10x optical zoom

12 MP
f/2.2, 13mm, 120˚ (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video
OIS
Yes
Yes
Features
LED flash, HDR, panorama
LED flash, auto-HDR, panorama, Digital Zoom, Auto Flash, Face detection, Touch to focus
Video Recording
4K@30fps
1080p@30fps, gyro-EIS, OIS
8K@24/30fps
4K@30/60fps
1080p@30/60/240fps
1080p@960fps
Video Recording Features
Slo-motion, Ultra Steady Video, Video HDR, Bokeh portrait video, Video Pro Mode, Stereo recording, gyro-EIS
Selfie Camera
50 MP
f/2.4 , 87˚ (wide), 1/2.8", 0.6µm
12 MP
f/2.2, 26mm (wide), dual pixel PDAF
Selfie Features
Panorama
Dual video call, Auto-HDR, HDR10+
Selfie Video Recording
4K@30fps
1080p@30fps
4K@30/60fps
1080p@30fps
Connectivity
SIM
Dual SIM
SIM1: Nano, SIM2: Nano
Dual SIM, GSM+GSM
SIM1: Nano, SIM2: Nano
SIM 1
9 5G Bands

FDD: N1, N3, N5, N8, N28
TDD: N40, N41, N77, N78
15 5G Bands

FDD: N1, N2, N3, N5, N7, N8, N12, N20, N25, N28
TDD: N38, N40, N41, N77, N78
SIM 2
9 5G Bands

FDD: N1, N3, N5, N8, N28
TDD: N40, N41, N77, N78
15 5G Bands

FDD: N1, N2, N3, N5, N7, N8, N12, N20, N25, N28
TDD: N38, N40, N41, N77, N78
VoLTE
Yes
Yes
Wi-Fi
Wi-Fi 6
Wi-Fi 6E
Wi-Fi Details
802.11 a/b/g/n/ac/ax 5GHz
802.11 a/b/g/n/ac/ax 5GHz, MIMO
Wi-Fi Features
Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot
USB
USB Type-C 2.0
USB Type-C 3.2, OTG
Bluetooth
5.4
5.3
NFC
No
Yes
GPS
Yes with Glonass
Yes with A-GPS, Glonass
Infrared
No
Yes
UWB (Ultra Wideband)
No
Yes
Battery
Capacity
7000 mAh
5000 mAh
Type
Li-Ion
Li-ion
Removable
No
No
Wired charging
80W
45W
Charging Speed
50% in 25 min
65% in 30 min
Wireless Charging
No
15W
Reverse Wireless Charging
No
4.5W
Charger in the Box
Yes
No
Sound
Stereo Speakers
Yes
Yes
3.5mm Headphone Jack
No
No
FM Radio
No
No
Extra Features
Sensors
Under-display optical fingerprint sensor, accelerometer, gyroscope, proximity, compass
Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
Others
Samsung DeX, Samsung Wireless DeX
Colors and Pricing
Colors
Flowing Silver, Silk Pink, Velvet Green
Phantom Black, Green, Cream, Lavender, Graphite, Sky Blue, Lime, Red, BMW M Edition
Price in India
₹25999
₹79999
Samsung Galaxy S23 Ultra Amazon Link
FAQs

In this performance comparison, the Samsung Galaxy S23 Ultra with its Qualcomm Snapdragon 8 Gen 2 (4nm) performs better than the Realme 15 with the Mediatek Dimensity 7300 (4nm), thanks to superior chipset efficiency.

Samsung Galaxy S23 Ultra offers 4 years of OS updates, whereas Realme 15 provides 2 years. For security updates, Samsung Galaxy S23 Ultra offers 5 years of support compared to Realme 15's 3 years.

Both Realme 15 and Samsung Galaxy S23 Ultra feature AMOLED displays, offering vibrant colors and deeper blacks. In terms of smoothness, Realme 15 offers a higher 144 Hz refresh rate, ensuring fluid scrolling and animations. Realme 15 also boasts a brighter screen with 6500 nits of peak brightness, enhancing outdoor visibility. Notably, Samsung Galaxy S23 Ultra offers a higher screen resolution, resulting in sharper visuals and more detailed content.

Realme 15 comes with a larger 7000 mAh battery, which may offer longer usage on a single charge. Realme 15 also supports faster wired charging at 80W, compared to 45W on Samsung Galaxy S23 Ultra. Samsung Galaxy S23 Ultra supports wireless charging at 15W, while Realme 15 lacks this feature.

Realme 15 offers better protection against water and dust with an IP69 rating.

¹ Scores can vary even with the same chipset due to RAM, thermals, and software optimization.