Samsung Galaxy S24 Ultra vs Xiaomi 15 – Price, Specs & Features

Q: Which phone has better performance, the Samsung Galaxy S24 Ultra or the Xiaomi 15?

In this performance comparison, the Xiaomi 15 with its Snapdragon 8 Elite (3nm) performs better than the Samsung Galaxy S24 Ultra with the Snapdragon 8 Gen 3 (4nm), thanks to superior chipset efficiency.

Samsung Galaxy S24 Ultra alternatives

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Google Pixel 8 Pro

Samsung Galaxy S23 Ultra

Apple iPhone 15 Pro Max

Vivo X200 Pro

Xiaomi 15 alternatives

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Samsung Galaxy S25 Ultra

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Samsung Galaxy S23 Ultra

Your comparison result will be shown here.

Samsung Galaxy S24 Ultra

Snapdragon 8 Gen 3
4 nm
5000 mAh
45W
6.8"
1440 x 3120 pixels
200 MP
8K@24/30fps
Specs

Xiaomi 15

Snapdragon 8 Elite
3 nm
5240 mAh
90W
6.36"
1200 x 2670 pixels
50 MP
8K@24/30fps
Specs

Samsung Galaxy S24 Ultra

Xiaomi 15

General

Launch Date

January 17, 2024

March 11, 2025

Availability

Available Now

Operating System (OS)

Android 14

Android 15

Custom UI

One UI 6.1

HyperOS 2

OS Updates

7 Years (until Android 21)

4 Years (until Android 19)

Security Updates

7 Years (until 2031)

6 Years (until 2031)

AI Features

Circle to Search, Live Translate, Note Assist, Photo Assist, Chat Assist

HyperAI, Circle to Search, AI Write, AI translate, AI Erase Pro, AI Summary and more

Body

Dimensions

162.3 x 79 x 8.6 mm

152.3 x 71.2 x 8.1 mm

Thickness

8.6 mm

8.1 mm

Weight

232 g

189 g

Back Material

Corning Gorilla Armor

Build Details

Titanium Frame (grade 2)

Aluminum Alloy Frame

IP Rating

IP68 (up to 1.5m for 30 min)

IP68 (dust tight and water resistant (immersible up to 1.5m for 30 min))

Display

Size

6.8 inches

6.36 inches

Type

Dynamic LTPO AMOLED 2X, HDR10, Always-on display

LTPO AMOLED, 68B colors, Dolby Vision, HDR10+

Refresh Rate

120 Hz

Peak Brightness

2600 nits

3200 nits

Resolution

1440 x 3120 pixels

1200 x 2670 pixels

Pixel Density

505 ppi

460 ppi

Aspect Ratio

19.5:9

20:9

Screen to Body Ratio

88.5 %

90.0 %

Protection

Corning Gorilla Armor

Performance

Chipset¹

Qualcomm Snapdragon 8 Gen 3

Qualcomm Snapdragon 8 Elite

Process Size

4 nm

3 nm

CPU

8-core
1x3.39GHz Cortex-X4
3x3.1GHz Cortex-A720
2x2.9GHz Cortex-A720
2x2.2GHz Cortex-A520

Octa-core
2x4.32 GHz Oryon V2 Phoenix L
6x3.53 GHz Oryon V2 Phoenix M

GPU

Adreno 750 (1 GHz)

Adreno 830

RAM & Storage

12GB 256GB (UFS 4.0)
12GB 512GB (UFS 4.0)
12GB 1024GB (UFS 4.0)

12GB 512GB (UFS 4.0)

RAM Type

LPDDR5X

Expandable Memory

Camera

Main Camera

200 MP
(f/1.7, 24mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, Laser AF, OIS)

10 MP
(f/2.4, 67mm (telephoto), 1/3.52", 1.12µm, PDAF, OIS, 3x optical zoom)

50 MP
(f/3.4, 111mm (periscope telephoto), 1/2.52", 0.7µm, PDAF, OIS, 5x optical zoom)

12 MP
(f/2.2, 13mm, 120˚ (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video)

50 MP
f/1.6, 23mm (wide), 1/1.31", 1.2µm, OmniVision Light Fusion 900, dual pixel PDAF, OIS

50 MP
f/2.0, 60mm (telephoto), 1/2.76", 0.64µm, S5KJN5, PDAF (10cm - ∞), OIS, 2.6x optical zoom

50 MP
f/2.2, 14mm, 115˚ (ultrawide), 1/2.76", 0.64µm, Samsung S5KJN1

OIS

Yes

Features

LED flash, auto-HDR, panorama, Digital Zoom, Auto Flash, Face detection, Touch to focus

Laser AF, color spectrum sensor, Leica lens, Dual-LED dual-tone flash, HDR, panorama

Video Recording

8K@24/30fps
4K@30/60/120fps
1080p@30/60/240fps

8K@24/30fps
4K@24/30/60fps
1080p@30/60/120/240/960fps
720p@1920fps

Video Recording Features

Slo-motion, Ultra Steady Video, Video HDR, Bokeh portrait video, Video Pro Mode, Stereo recording

Selfie Camera

12 MP
(f/2.2, 26mm (wide), dual pixel PDAF)

32 MP
f/2.0, 21mm (wide), 1/3.14", 0.7µm, OmniVision OV32B40

Selfie Features

Dual video call, Auto-HDR, HDR10+

HDR, panorama

Selfie Video Recording

4K@30/60fps
1080p@30fps

4K@30/60fps
1080p@30/60fps

Connectivity

SIM

Dual SIM, GSM+GSM
SIM1: Nano, SIM2: eSIM

Dual SIM
SIM1: Nano, SIM2: Nano

5G Support

Yes

16 5G bands
n1, n2, n3, n5, n7, n8, n12, n20, n25, n26, n28, n38, n40, n41, n77, n78

Yes

19 5G bands
n1, n2, n3, n5, n7, n8, n12, n20, n25, n26, n28, n38, n40, n41, n48, n66, n75, n77, n78

VoLTE

Yes

Wi-Fi

Wi-Fi 7

Wi-Fi Details

802.11 a/b/g/n/ac/be/ax 5GHz 6GHz, MIMO

Wi-Fi Features

Wi-Fi Direct, Mobile Hotspot

USB

USB Type-C 3.2, DisplayPort 1.2, OTG

USB Type-C 3.2 Gen2, Display Port, OTG

Bluetooth

5.3

5.4

NFC

Yes

GPS

Yes with A-GPS, Glonass

Infrared

Yes

UWB (Ultra Wideband)

Yes

Battery

Capacity

5000 mAh

5240 mAh

Type

Li-ion

Si/C Li-Ion

Removable

Wired charging

45W

90W

Charging Speed

65% in 30 min

Reverse Wired Charging

Wireless Charging

15W

50W

Reverse Wireless Charging

4.5W

10W

Charger in the Box

Yes

Sound

Stereo Speakers

Yes

3.5mm Headphone Jack

FM Radio

Extra Features

Sensors

Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer

Under-display ultrasonic fingerprint sensor, accelerometer, gyroscope, proximity, compass, barometer

Others

Samsung DeX, Samsung Wireless DeX (desktop experience support)

Colors and Pricing

Colors

Titanium Black, Titanium Gray, Titanium Violet, Titanium Yellow, Titanium Blue, Titanium Green, Titanium Orange

Black, White and Green

Price in India

₹79999

₹64999

FAQs

Which phone has better performance?

In this performance comparison, the Xiaomi 15 with its Qualcomm Snapdragon 8 Elite (3nm) performs better than the Samsung Galaxy S24 Ultra with the Qualcomm Snapdragon 8 Gen 3 (4nm), thanks to superior chipset efficiency.

Which phone offers longer software support?

Samsung Galaxy S24 Ultra launched with Android 14 and will receive updates until Android 21, whereas Xiaomi 15 launched with Android 15 and will get Android 19. Both phones are expected to receive security updates until around 2031.

Which phone has a better display?

Both Samsung Galaxy S24 Ultra and Xiaomi 15 feature AMOLED displays, offering vibrant colors and deeper blacks. Both smartphones offer the same 120 Hz refresh rate. Xiaomi 15 also boasts a brighter screen with 3200 nits of peak brightness, enhancing outdoor visibility. Notably, Samsung Galaxy S24 Ultra offers a higher screen resolution, resulting in sharper visuals and more detailed content.

Which phone has a bigger battery and faster charging?

Xiaomi 15 features a larger 5240 mAh battery, potentially delivering better battery life. Xiaomi 15 also supports faster wired charging at 90W, compared to 45W on Samsung Galaxy S24 Ultra. Xiaomi 15 supports faster wireless charging at 50W, compared to 15W on Samsung Galaxy S24 Ultra.

Which phone has better water and dust resistance?

Both phones feature the same IP68 rating for water and dust resistance.

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