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Xiaomi 18 Fold

Xiaomi 18 Fold

Samsung Galaxy S24 Ultra

Samsung Galaxy S24 Ultra

Price (USD) $1,400.00 $507.90
Network
Technology GSM / HSPA / LTE / 5G GSM / CDMA / HSPA / EVDO / LTE / 5G
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 42, 48, 66 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - International
5G bands 1, 2, 3, 5, 7, 8, 12, 13, 18, 20, 25, 26, 28, 34, 38, 39, 40, 41, 48, 66, 77, 78, 79 SA/NSA/Sub6 1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA/Sub6 - International
Speed HSPA, LTE, 5G HSPA, LTE (CA), 5G
Launch
Announced 2026, September 07 2024, January 17
Status Available. Released 2026, September 07 Available. Released 2024, January 24
Body
Dimensions Unfolded: 163.8 x 117.8 x 5.0 mm Folded: 83.6 x 117.8 x 10.7 mm 162.3 x 79 x 8.6 mm (6.39 x 3.11 x 0.34 in)
Weight 219 g (7.72 oz) 232 g or 233 g (8.18 oz)
Build Glass front (Xiaomi Dragon Crystal Glass 3) (folded), plastic front (unfolded), glass back, aluminum frame Glass front (Corning Gorilla Armor), glass back (Corning Gorilla Armor), titanium frame (grade 2)
SIM Nano-SIM + Nano-SIM · Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time) - INT · Nano-SIM + eSIM + eSIM (max 2 at a time) - USA · Nano-SIM + Nano-SIM - CN
Features IP58/IP59 dust protected and water resistant (high pressure water jets; immersible up to 1m for 30 min) IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Stylus (Bluetooth integration, accelerometer, gyro)
Display
Type LTPO AMOLED, 120Hz, HDR10+, Dolby Vision, HDR Vivid, 4000 nits (peak) Dynamic LTPO AMOLED 2X, 120Hz, HDR10+, 2600 nits (peak)
Size 7.58 inches, 174.8 cm2 (~90.6% screen-to-body ratio) 6.8 inches, 113.5 cm2 (~88.5% screen-to-body ratio)
Resolution 2364 x 1672 pixels (~382 ppi density) 1440 x 3120 pixels, 19.5:9 ratio (~505 ppi density)
Protection - Corning Gorilla Armor
Features Cover display: LTPO AMOLED, 120Hz, Xiaomi Dragon Crystal Glass 3 5.38 inches, 1168 x 1712 pixels HDR10+, Dolby Vision, HDR Vivid, 4000 nits (peak) DX anti-reflective coating
Platform
OS Android 17, HyperOS 4 Android 14, up to 7 major OS updates, One UI 8.5
Chipset XRing O3 (3 nm) Qualcomm SM8650-AC Snapdragon 8 Gen 3 (4 nm)
CPU 10-core 4.35 GHz 8-core (1x3.39GHz Cortex-X4 & 3x3.1GHz Cortex-A720 & 2x2.9GHz Cortex-A720 & 2x2.2GHz Cortex-A520)
GPU Arm G2-Ultra NX MC16 Adreno 750 (1 GHz)
Memory
Card slot No No
Internal 256GB 12GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM 256GB 12GB RAM, 512GB 12GB RAM, 1TB 12GB RAM
Features UFS 4.1 UFS 4.0
Main Camera
Quad - 200 MP, f/1.7, 24mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, 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
Features Laser AF, color spectrum sensor, Leica lenses, LED flash, HDR, panorama Laser AF, LED flash, auto-HDR, panorama
Video 8K@24fps, 4K@30/60fps (Dolby Vision), 1080p@30/60/120/960fps, gyro-EIS, OIS 8K@24/30fps, 4K@30/60/120fps, 1080p@30/60/120/240fps, HDR10+, stereo sound rec., gyro-EIS
Triple 200 MP, f/1.7, 23mm (wide), 1/1.56", 0.5µm, PDAF, OIS 50 MP, f/2.8, 80mm (telephoto), PDAF, OIS, 3.x optical zoom 50 MP, f/2.4, 17mm (ultrawide) -
Selfie camera
Single 16 MP, f/2.2, 21mm (wide) Cover camera: 16 MP, f/2.2, 21mm (wide) 12 MP, f/2.2, 26mm (wide), 1/3.2", 1.12µm, dual pixel PDAF
Features HDR HDR, HDR10+
Video 1080p@30/60fps 4K@30/60fps, 1080p@30fps
Sound
Loudspeaker Yes, with stereo speakers, Dolby Atmos Yes, with stereo speakers
3.5mm jack No No
Features 24-bit/192kHz Hi-Res & Hi-Res wireless audio High-bitrate audio support
Comms
WLAN Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Bluetooth 6.0, A2DP, LE, LHDC 5 5.3, A2DP, LE
Positioning GPS (L1+L5), BDS (B1I+B1C+B1a), GALILEO (E1+E5a), QZSS (L1+L5), GLONASS, NavIC GPS, GLONASS, BDS, GALILEO, QZSS
NFC Yes Yes
Radio No No
USB USB Type-C 3.2 Gen2, OTG USB Type-C 3.2, DisplayPort 1.2, OTG
Infrared port Yes -
Features
Sensors Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
Features Ultra Wideband (UWB) support Samsung DeX, Samsung Wireless DeX (desktop experience support) Ultra Wideband (UWB) support
Battery
Type Si/C Li-Ion 6000 mAh Li-Ion 5000 mAh
Charging 67W wired, PD3.0, 50W PPS 50W wireless Reverse wired 45W wired, PD3.0, 65% in 30 min 15W wireless (Qi) 4.5W reverse wireless
Misc
Colors Gray, Silver, Red, Rose gold Titanium Black, Titanium Gray, Titanium Violet, Titanium Yellow, Titanium Blue, Titanium Green, Titanium Orange
Models - SM-S928B, SM-S928B/DS, SM-S928U, SM-S928U1, SM-S928W, SM-S928N, SM-S9280, SM-S928E, SM-S928E/DS
SAR - 1.26 W/kg (head)     0.62 W/kg (body)
SAR EU - 1.06 W/kg (head)     1.30 W/kg (body)
Price About 1400 EUR (price in China) $ 507.90 / € 573.22 / £ 494.00 / ₹ 104,999
Our Tests
Performance - AnTuTu: 1453497 (v9), 1823822 (v10) GeekBench: 7076 (v6) 3DMark: 4983 (Wild Life Extreme)
Display - 1447 nits max brightness (measured)
Camera - Photo / Video
Loudspeaker - -24.6 LUFS (Very good)
Battery - Active use score 13:49h
Xiaomi 18 Fold
2 category wins
Ultra Premium segment
VS
Samsung Galaxy S24 Ultra
2 category wins
Upper Mid segment
Head-to-Head Breakdown
— Performance Win
— Display —
— Camera —
Win Battery —
Win Charging —
— RAM —
— 5G —
— Price Win
Xiaomi 18 Fold — Pros & Cons
Pros
  • Larger 6000mAh battery reservoir (1000mAh more capacity than Galaxy S24 Ultra)
  • Speedier 67W wired charging (22W faster turnaround than Galaxy S24 Ultra)
Cons
  • Moderate processing ceiling compared to the high-performance chip in Galaxy S24 Ultra
Samsung Galaxy S24 Ultra — Pros & Cons
Pros
  • Higher-tier Qualcomm SM8650-AC Snapdragon 8 Gen 3 (4 nm) processor offering substantial compute superiority
  • Aerospace-grade titanium frame delivering high structural rigidity at lighter weight
Cons
  • Smaller 5000mAh battery capacity (-1000mAh deficit vs 18 Fold)
  • Slower wired charging turnaround (45W vs 67W on 18 Fold)
Our Verdict

This head-to-head comparison between the Xiaomi 18 Fold and Samsung Galaxy S24 Ultra pits two competitive offerings against each other to evaluate performance ceilings, display prowess, and stamina.

Processing horsepower tilts convincingly toward the Samsung Galaxy S24 Ultra, driven by its Qualcomm SM8650-AC Snapdragon 8 Gen 3 (4 nm). It outpaces the XRing O3 (3 nm) in the Xiaomi 18 Fold during resource-demanding workflows, offering greater headroom for complex gaming, video encoding, and rapid app switching.

Display performance represents a balanced visual contest. Both the Xiaomi 18 Fold (LTPO AMOLED at 120Hz) and the Samsung Galaxy S24 Ultra (LTPO AMOLED at 120Hz) produce crisp typography, faithful color tuning, and satisfying viewing angles for streaming media and daily browsing.

In standard photographic scenarios, both primary optical setups perform admirably. Shutter response and daylight detail retention are well-aligned, with real-world differences largely boiling down to subjective brand color processing.

Power endurance and charging turnaround lean toward the Xiaomi 18 Fold, pairing a 6000mAh battery with 67W recharging to ensure lower downtime between intensive usage cycles compared to 5000mAh (45W) on the Samsung Galaxy S24 Ultra.

Overall Verdict: This matchup finishes in an exceptionally tight deadlock with 2 category wins each. The optimal choice hinges on individual user priorities: choose the Xiaomi 18 Fold if you favor its specific design and hardware balance, or opt for the Samsung Galaxy S24 Ultra if its unique strengths align closer with your daily routine.