Samsung SM-S948U Galaxy S26 Ultra UW 5G Dual SIM TD-LTE US 512GB / SM-S948A (Samsung Miracle 3) vs Xiaomi Poco F5 5G Premium Edition Global Dual SIM TD-LTE 256GB 23049PCD8G (Xiaomi Marble): Which One Should You Buy?

Samsung SM-S948U Galaxy S26 Ultra UW 5G Dual SIM TD-LTE US 512GB / SM-S948A (Samsung Miracle 3) edges ahead with a BeastScore of 73.9/100 — but the right choice depends on what matters to you.

Head-to-head

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Samsung · 2026

Samsung SM-S948U Galaxy S26 Ultra UW 5G Dual SIM TD-LTE US 512GB / SM-S948A (Samsung Miracle 3)

74/ 100

Launch pricePrice on request

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Xiaomi · 2023

Xiaomi Poco F5 5G Premium Edition Global Dual SIM TD-LTE 256GB 23049PCD8G (Xiaomi Marble)

74/ 100

Launch price$379

Head-to-head

Samsung SM-S948U Galaxy S26 Ultra UW 5G Dual SIM TD-LTE US 512GB / SM-S948A (Samsung Miracle 3) wins 0 of 5 categories

Here's exactly where each phone is stronger.

Samsung SM-S948U Galaxy S26 Ultra UW 5G Dual SIM TD-LTE US 512GB / SM-S948A (Samsung Miracle 3)

0 wins

Xiaomi Poco F5 5G Premium Edition Global Dual SIM TD-LTE 256GB 23049PCD8G (Xiaomi Marble)

0 wins

At a glance

Bigger shape = better phone.

Samsung SM-S948U Galaxy S26 Ultra UW 5G Dual SIM TD-LTE US 512GB / SM-S948A (Samsung Miracle 3)Xiaomi Poco F5 5G Premium Edition Global Dual SIM TD-LTE 256GB 23049PCD8G (Xiaomi Marble)

Category winners

Scores out of 100. How we score

• SpeedTie
  90

  90
• CameraTie
  60

  60
• VideoNot enough data
• SelfieNot enough data
• BatteryTie
  86

  86
• DisplayTie
  62

  62
• ConnectivityNot enough data
• SecurityNot enough data
• ValueTie
  68

  68

Key differences

• Samsung SM-S948U Galaxy S26 Ultra UW 5G Dual SIM TD-LTE US 512GB / SM-S948A (Samsung Miracle 3) has the bigger screen6.89" vs 6.67"
• Xiaomi Poco F5 5G Premium Edition Global Dual SIM TD-LTE 256GB 23049PCD8G (Xiaomi Marble) is lighter181 g vs 214 g
• Samsung SM-S948U Galaxy S26 Ultra UW 5G Dual SIM TD-LTE US 512GB / SM-S948A (Samsung Miracle 3) has the faster chipQualcomm Snapdragon 8 Elite Gen 5 SM8850-1-AD for Galaxy vs Snapdragon 7+ Gen 2

See all specs ↓

Why buy each phone

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Reasons to buy Samsung SM-S948U Galaxy S26 Ultra UW 5G Dual SIM TD-LTE US 512GB / SM-S948A (Samsung Miracle 3)

• ✓6.89" display

Reasons to buy Xiaomi Poco F5 5G Premium Edition Global Dual SIM TD-LTE 256GB 23049PCD8G (Xiaomi Marble)

• ✓33 g lighter (181 g), easier to hold
• ✓$9620 cheaper at launch ($379 vs $9999)
• ✓64 MP main camera

Full specifications

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Specification	Samsung SM-S948U Galaxy S26 Ultra UW 5G Dual SIM TD-LTE US 512GB / SM-S948A (Samsung Miracle 3)	Xiaomi Poco F5 5G Premium Edition Global Dual SIM TD-LTE 256GB 23049PCD8G (Xiaomi Marble)
1. Display & Screen
Screen type	AM-OLED display	AM-OLED display
Screen Size	6.89"	6.67"
Resolution & Density	1440x3120 (499 ppi)	1080x2400 (395 ppi)
Refresh Rate	60 Hz	120 Hz ProMotion
Brightness	N/A	1,000 nits peak
Screen Protection	Not listed	Not listed
2. Platform & Performance
Chipset / Processor	Qualcomm Snapdragon 8 Elite Gen 5 SM8850-1-AD for Galaxy (3nm)	Snapdragon 7+ Gen 2 (4nm)
CPU Cores	Not listed	Not listed
GPU Graphics	Qualcomm Adreno 840	Adreno 725
Operating System	Android	Android 13
3. Memory & Storage
RAM Memory	12 GB LPDDR	12 GB LPDDR
Internal Storage	512GB	256GB
Storage Speed	Not listed	Not listed
Card Slot	No	No
4. Main Camera Optics
Primary Camera	N/A	64 MP, f/1.8, OIS, Sony IMX686
Telephoto Zoom	Not listed	None (digital zoom only)
Ultrawide Camera	N/A	8 MP, f/2.2
LiDAR / Depth	Not listed	None
5. Video
Main Camera Video	Not listed	Not listed
Front Video	Not listed	Not listed
6. Selfie Camera
Selfie Lens	N/A	16 MP, f/2.5
7. Body & Dimensions🏆 Xiaomi Poco F5 5G Premium Edition Global Dual SIM TD-LTE 256GB 23049PCD8G (Xiaomi Marble) Lightest Chassis
Dimensions	N/A	161.1 x 75 x 7.9 mm
Weight	214 g	181 g
Build Materials	Not listed	Not listed
SIM Type	Not listed	Not listed
Water Resistance	Not listed	IP53
8. Battery & Charging
Battery Capacity	5,000 mAh	5,000 mAh
Wired Fast Charging	N/A	67W wired fast charging
Wireless Charging	Not listed	Not listed
Reverse Charging	Not listed	Not listed
9. Sound & Audio
Loudspeaker	Not listed	Not listed
3.5mm Headphone Jack	No	No
10. Connectivity
Wi-Fi Standard	Not listed	Wi-Fi 6
Bluetooth	Not listed	5.3
USB Port & Speed	Not listed	USB-C 2.0
NFC	Yes	Yes (contactless payment)
11. Sensors & Security
Sensors	Not listed	Not listed
Satellite Features	Not listed	Not listed
12. Colors & Overview
Colors	Not listed	Not listed
Launch Price	Price on request	$379