Samsung Galaxy Z Fold4 vs Xiaomi Mix Fold 2: The Ultimate Foldable Face-Off

Foldable phones are no longer a futuristic fantasy; they're a tangible reality. The Samsung Galaxy Z Fold4 and Xiaomi Mix Fold 2 represent the pinnacle of this technology, offering impressive versatility and power. But which one deserves your hard-earned money? Let's dive into a comprehensive comparison.
Phones Images

🏆 Quick Verdict

The Z Fold4 offers a more refined software experience and robust durability, while the Mix Fold 2 boasts significantly faster charging and a slightly brighter display. Ultimately, the Z Fold4 is the safer, more polished choice, while the Mix Fold 2 caters to those prioritizing charging speed and display brightness.

PHONES
Phone Names Samsung Galaxy Z Fold4 Xiaomi Mix Fold 2
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - International1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42
5G bands1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA/Sub6 - International1, 3, 5, 8, 20, 28, 38, 40, 41, 77, 78, 79 SA/NSA
SpeedHSPA 42.2/5.76 Mbps, LTE (7CA) Cat20 2000/200 Mbps, 5GHSPA, LTE, 5G
TechnologyGSM / CDMA / HSPA / EVDO / LTE / 5GGSM / CDMA / HSPA / EVDO / LTE / 5G
 CDMA2000 1xEV-DO CDMA2000 1xEV-DO
Launch
Announced2022, August 102022, August 11
StatusAvailable. Released 2022, August 25Available. Released 2022, August 26
Body
BuildGlass front (Gorilla Glass Victus+) (folded), plastic front (unfolded), glass back (Gorilla Glass Victus+), aluminum frame-
DimensionsUnfolded: 155.1 x 130.1 x 6.3 mmFolded: 155.1 x 67.1 x 14.2-15.8 mmUnfolded: 161.1 x 144.7 x 5.4 mm Folded: 161.1 x 73.9 x 11.2 mm
SIM· Nano-SIM + eSIM· Nano-SIM + Nano-SIM + eSIM (max 2 at a time)Nano-SIM + Nano-SIM
Weight263 g (9.28 oz)262 g (9.24 oz)
 IPX8 water resistant (up to 1.5m for 30 min) Armor aluminum frame with tougher drop and scratch resistance (advertised) Stylus support-
Display
Protection-Schott UTG glass
Resolution1812 x 2176 pixels (~373 ppi density)1914 x 2160 pixels (~360 ppi density)
Size7.6 inches, 183.2 cm2 (~90.9% screen-to-body ratio)8.02 inches, 206.0 cm2 (~88.4% screen-to-body ratio)
TypeFoldable Dynamic AMOLED 2X, 120Hz, HDR10+, 1200 nits (peak)Foldable LTPO2 OLED, 1B colors, 120Hz, HDR10+, Dolby Vision, 1000 nits (HBM), 1300 nits (peak)
 Cover display: Dynamic AMOLED 2X, 120Hz, Corning Gorilla Glass Victus+ 6.2 inches, 904 x 2316 pixels, 23.1:9 ratioCover display: AMOLED, 120Hz, HDR10+, Dolby Vision, 1000 nits (HBM), 1300 nits (peak) 6.56 inches, 1080 x 2520 pixels, 21:9 ratio Corning Gorilla Glass Victus
Platform
CPUOcta-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510)Octa-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510)
ChipsetQualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm)Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm)
GPUAdreno 730Adreno 730
OSAndroid 12L, up to 4 major Android upgrades, One UI 6.1.1Android 12, MIUI Fold 13
Memory
Card slotNoNo
Internal256GB 12GB RAM, 512GB 12GB RAM, 1TB 12GB RAM256GB 12GB RAM, 512GB 12GB RAM, 1TB 12GB RAM
 UFS 3.1UFS 3.1
Main Camera
FeaturesLED flash, HDR, panoramaColor spectrum sensor, Dual-LED flash, HDR, panorama, Leica lenses
Triple50 MP, f/1.8, 23mm (wide), 1/1.56", 1.0µm, dual pixel PDAF, OIS 10 MP, f/2.4, 66mm (telephoto), 1/3.94", 1.0µm, PDAF, OIS, 3x optical zoom 12 MP, f/2.2, 12mm, 123˚ (ultrawide), 1/3.06", 1.12µm50 MP, f/1.8, (wide), 1/1.56", 1.0µm, PDAF, OIS 8 MP, f/2.6, 45mm (telephoto), dual pixel PDAF, 2x optical zoom 13 MP, f/2.4, 15mm, 123˚ (ultrawide), 1.12µm, AF
Video8K@24fps, 4K@60fps, 1080p@60/240fps (gyro-EIS), HDR10+8K@24fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS
Selfie camera
FeaturesHDRHDR, panorama
Single4 MP, f/1.8, 26mm (wide), 1/3.0", 2.0µm, under display Cover camera: 10 MP, f/2.2, 24mm (wide), 1/3.0", 1.22µm20 MP, f/2.4, 23mm (wide)
Video4K@30/60fps, 1080p@30/60fps, gyro-EIS1080p@30/60fps, 720p@120fps
Sound
3.5mm jack NoNo
35mm jackNoNo
Loudspeaker Yes, with stereo speakersYes, with stereo speakers
 32-bit/384kHz audio Tuned by AKG24-bit/192kHz audio Tuned by Harman Kardon
Comms
Bluetooth5.2, A2DP, LE, aptX HD5.2, A2DP, LE, aptX HD, aptX Adaptive
Infrared port-Yes
NFCYesYes
PositioningGPS, GLONASS, GALILEO, BDSGPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)
RadioNoNo
USBUSB Type-C 3.2, OTGUSB Type-C
WLANWi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometerFingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer
 Bixby natural language commands and dictation Samsung DeX (desktop experience support) Samsung Pay (Visa, MasterCard certified) Ultra Wideband (UWB) support-
Battery
Charging25W wired, 50% in 30 min 15W wireless 4.5W reverse wireless67W wired, PD3.0, QC4, 100% in 40 min
TypeLi-Po 4400 mAhLi-Po 4500 mAh
Misc
ColorsGraygreen, Phantom Black, Beige, BurgundyBlack, Gold
ModelsSM-F936B, SM-F936B/DS, SM-F936U, SM-F936U1, SM-F936N, SM-F936W, SM-F936022061218C
Price$ 457.00 / € 511.80 / £ 485.00 / ₹ 73,899About 1300 EUR
SAR0.96 W/kg (head)     0.92 W/kg (body)-
SAR EU1.30 W/kg (head)     1.51 W/kg (body)-
Tests
Battery life Endurance rating 101h Endurance rating 82h
Camera Photo / Video Photo / Video
Display Contrast ratio: Infinite (nominal) Contrast ratio: Infinite (nominal)
Loudspeaker -28.3 LUFS (Average) -26.2 LUFS (Good)
Performance AnTuTu: 964530 (v9) GeekBench: 3981 (v5.1) GFXBench: 43fps (ES 3.1 onscreen) AnTuTu: 1050139 (v9) GeekBench: 4368 (v5.1) GFXBench: 52fps (ES 3.1 onscreen)

Samsung Galaxy Z Fold4

  • More refined software (One UI)
  • Better durability and water resistance
  • Longer battery life
  • Stronger ecosystem support

  • Slower charging (25W)
  • Cover display less immersive
  • Higher price

Xiaomi Mix Fold 2

  • Faster charging (67W)
  • Brighter display
  • More aesthetically pleasing cover display
  • Leica-branded cameras

  • Shorter battery life
  • Potentially less polished software (MIUI)
  • Durability concerns (less tested)
  • Limited availability outside of China

Display Comparison

Both phones feature stunning foldable displays, but the Xiaomi Mix Fold 2 edges out the Z Fold4 with a slightly higher peak brightness of 1054 nits compared to the Z Fold4's 1000 nits. Both offer excellent contrast ratios (infinite nominal), making for immersive viewing experiences. The Mix Fold 2's cover display is also generally considered more aesthetically pleasing.

Camera Comparison

Camera performance is a complex area. While both offer capable camera systems, the Z Fold4 generally produces more consistent and reliable results, particularly in challenging lighting conditions. The Mix Fold 2's Leica-branded cameras offer a unique aesthetic, but image processing can be more variable. Both offer excellent video recording capabilities.

Performance

Both devices are powered by the Snapdragon 8+ Gen 1, ensuring flagship-level performance. Real-world usage will likely feel very similar, with smooth multitasking and responsive gaming. However, Xiaomi's MIUI (especially outside of China) can sometimes introduce minor performance hiccups compared to Samsung's One UI.

Battery Life

The Z Fold4 holds a clear advantage in battery life, boasting an endurance rating of 101 hours compared to the Mix Fold 2's 82 hours. This translates to significantly longer usage between charges. The Mix Fold 2's 67W wired charging is a game-changer, however, allowing for incredibly fast top-ups.

Buying Guide

Who should buy the Samsung Galaxy Z Fold4? Users seeking a reliable, well-supported foldable with a mature software ecosystem and a focus on productivity. Who should buy the Xiaomi Mix Fold 2? Tech enthusiasts who value blazing-fast charging, a vibrant display, and are comfortable with a potentially less polished software experience (especially outside of China).

Frequently Asked Questions

❓ Which foldable phone is more durable?
The Samsung Galaxy Z Fold4 is generally considered more durable due to Samsung's extensive testing and experience in the foldable market. The Mix Fold 2's long-term durability is still being assessed.
❓ Is the Xiaomi Mix Fold 2 available globally?
Availability of the Xiaomi Mix Fold 2 is limited, primarily focused on the Chinese market. Importing can be an option, but warranty and software support may be challenging.