Samsung Galaxy Z Flip4 vs Galaxy S23 Ultra: The Ultimate Showdown

Samsung offers a diverse range of smartphones, from stylish foldables to powerhouse flagships. The Galaxy Z Flip4 and Galaxy S23 Ultra represent two very different ends of that spectrum. This comparison dives deep into their strengths and weaknesses to help you decide which one deserves your money.
Phones Images

🏆 Quick Verdict

The Galaxy S23 Ultra is the clear winner for raw power, camera versatility, and battery life. However, the Z Flip4's unique foldable design and compact form factor offer a distinct appeal for those prioritizing style and portability. It depends on your priorities!

PHONES
Phone Names Samsung Galaxy Z Flip4 Samsung Galaxy S23 Ultra
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, 661, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - International
5G bands1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA/Sub6 - International1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA/Sub6 - International
SpeedHSPA, LTE (6CA), 5GHSPA, LTE (up to 7CA), 5G
TechnologyGSM / CDMA / HSPA / EVDO / LTE / 5GGSM / CDMA / HSPA / EVDO / LTE / 5G
 CDMA2000 1xEV-DO 1, 7, 28, 41, 66, 71, 78, 258, 260, 261 SA/NSA/Sub6/mmWave - USA
Launch
Announced2022, August 102023, February 01
StatusAvailable. Released 2022, August 25Available. Released 2023, February 17
Body
BuildPlastic front (unfolded), glass back (Gorilla Glass Victus+), aluminum frameGlass front (Gorilla Glass Victus 2), glass back (Gorilla Glass Victus 2), aluminum frame
DimensionsUnfolded: 165.2 x 71.9 x 6.9 mm Folded: 84.9 x 71.9 x 15.9-17.1 mm163.4 x 78.1 x 8.9 mm (6.43 x 3.07 x 0.35 in)
SIMNano-SIM + eSIM· Nano-SIM + eSIM· Nano-SIM + Nano-SIM + eSIM (max 2 at a time)
Weight187 g (6.60 oz)234 g (8.25 oz)
 IPX8 water resistant (up to 1.5m for 30 min) Armor aluminum frame with tougher drop and scratch resistance (advertised)IP68 dust/water resistant (up to 1.5m for 30 min) Armor aluminum frame with tougher drop and scratch resistance (advertised) Stylus (Bluetooth integration, accelerometer, gyro)
Display
Protection-Corning Gorilla Glass Victus 2
Resolution1080 x 2640 pixels (~426 ppi density)1440 x 3088 pixels, 19.3:9 ratio (~500 ppi density)
Size6.7 inches, 101.5 cm2 (~85.4% screen-to-body ratio)6.8 inches, 114.7 cm2 (~89.9% screen-to-body ratio)
TypeFoldable Dynamic AMOLED 2X, 120Hz, HDR10+, 1200 nits (peak)Dynamic AMOLED 2X, 120Hz, HDR10+, 1200 nits (HBM), 1750 nits (peak)
 Cover display: Super AMOLED, 1.9 inches, 260 x 512 pixels (Gorilla Glass Victus+)Always-on display
Platform
CPUOcta-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510)Octa-core (1x3.36 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510)
ChipsetQualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm)Qualcomm SM8550-AC Snapdragon 8 Gen 2 (4 nm)
GPUAdreno 730Adreno 740
OSAndroid 12, upgradable to Android 15, One UI 7Android 13, up to 4 major Android upgrades, One UI 8
Memory
Card slotNoNo
Internal128GB 8GB RAM, 256GB 8GB RAM, 512GB 8GB RAM256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM, 1TB 12GB RAM
 UFS 3.1UFS 4.0
Main Camera
Dual12 MP, f/1.8, 24mm (wide), 1/1.76", 1.8µm, dual pixel PDAF, OIS 12 MP, f/2.2, 13mm, 123˚ (ultrawide), 1/3.06", 1.12µm-
FeaturesLED flash, HDR, panoramaLaser AF, LED flash, auto-HDR, panorama
Quad-200 MP, f/1.7, 24mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, 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
Single-12 MP, f/2.2, 26mm (wide), Dual Pixel PDAF
Video4K@30/60fps, 1080p@60/240fps, HDR10+8K@24/30fps, 4K@30/60fps, 1080p@30/60/120/240fps, HDR10+, stereo sound rec., gyro-EIS
Selfie camera
FeaturesHDRHDR, HDR10+
Single10 MP, f/2.4, 26mm (wide), 1/3.0", 1.22µm12 MP, f/2.2, 26mm (wide), 1/3.2", 1.12µm, dual pixel PDAF
Video4K@30fps4K@30/60fps, 1080p@30fps
Sound
3.5mm jack NoNo
35mm jackNoNo
Loudspeaker Yes, with stereo speakersYes, with stereo speakers
 32-bit/384kHz audio Tuned by AKG32-bit/384kHz audio Tuned by AKG
Comms
Bluetooth5.2, A2DP, LE5.3, A2DP, LE
NFCYesYes
PositioningGPS, GLONASS, GALILEO, BDSGPS, GALILEO, GLONASS, BDS, QZSS
RadioNoNo
USBUSB Type-C 2.0, OTGUSB Type-C 3.2, OTG
WLANWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac/6e, tri-band, Wi-Fi Direct
Features
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometerFingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
 Samsung Pay (Visa, MasterCard certified)Samsung DeX, Samsung Wireless DeX (desktop experience support) Bixby natural language commands and dictation Samsung Pay (Visa, MasterCard certified) Ultra Wideband (UWB) support
Battery
Charging25W wired, 50% in 30 min 15W wireless 4.5W reverse wireless45W wired, PD3.0, 65% in 30 min 15W wireless (Qi) 4.5W reverse wireless
TypeLi-Po 3700 mAhLi-Ion 5000 mAh
Misc
ColorsBora Purple, Graphite, Pink Gold, Blue, Yellow, White, Navy, Khaki, RedPhantom Black, Green, Cream, Lavender, Graphite, Sky Blue, Lime, Red, BMW M Edition
ModelsSM-F721B, SM-F721B/DS, SM-F721N, SM-F721U, SM-F721U1, SM-F721W, SM-F7210SM-S918B, SM-S918B/DS, SM-S918U, SM-S918U1, SM-S918W, SM-S918N, SM-S9180, SM-S918E, SM-S918E/DS
Price$ 214.99 / C$ 334.00 / £ 219.00 / € 284.00 / ₹ 40,999€ 549.90 / $ 454.99 / £ 433.00
SAR1.02 W/kg (head)     0.94 W/kg (body)1.12 W/kg (head)     0.92 W/kg (body)
SAR EU1.15 W/kg (head)     1.20 W/kg (body)0.96 W/kg (head)     1.40 W/kg (body)
Tests
Battery life Endurance rating 92h Endurance rating 126h
Camera Photo / Video Photo / Video
Display Contrast ratio: Infinite (nominal) Contrast ratio: Infinite (nominal)
Loudspeaker -27.5 LUFS (Good) -25.6 LUFS (Very good)
Performance AnTuTu: 685754 (v8) | 800001 (v9) GeekBench: 3913 (v5.1) GFXBench: 74fps (ES 3.1 onscreen) AnTuTu: 1241531 (v9) GeekBench: 4927 (v5.1) GFXBench: 67fps (ES 3.1 onscreen)

Samsung Galaxy Z Flip4

  • Unique foldable design
  • Compact and pocketable
  • Stylish and eye-catching
  • Reverse wireless charging

  • Shorter battery life
  • Less powerful processor
  • Less versatile camera system
  • More fragile than traditional phones

Samsung Galaxy S23 Ultra

  • Exceptional camera system
  • Long battery life
  • Powerful performance
  • Bright and vibrant display
  • S Pen support

  • Large and bulky design
  • Higher price
  • Less unique design

Display Comparison

The Galaxy S23 Ultra boasts a significantly brighter display (1274 nits vs 919 nits), offering better visibility in direct sunlight. Both have excellent contrast ratios (Infinite nominal), but the S23 Ultra's larger size and higher resolution provide a more immersive viewing experience. The Z Flip4's cover screen is a fun novelty, but limited in functionality.

Camera Comparison

The S23 Ultra's camera system is a major advantage. Its higher resolution main sensor, telephoto lenses, and advanced image processing capabilities result in superior photo and video quality, especially in challenging lighting conditions. The Z Flip4's cameras are competent but lack the versatility and detail of the S23 Ultra.

Performance

The Snapdragon 8 Gen 2 in the S23 Ultra delivers noticeably faster performance than the Snapdragon 8+ Gen 1 in the Z Flip4. Expect smoother multitasking, quicker app loading times, and better gaming performance on the S23 Ultra. Both phones handle everyday tasks with ease.

Battery Life

The S23 Ultra offers significantly better battery life, with an active use score of 13:24h and an endurance rating of 126h, compared to the Z Flip4's 75h endurance rating. The S23 Ultra's faster charging (45W wired) also provides a quicker top-up.

Buying Guide

Who should buy the Samsung Galaxy Z Flip4? Users who value a compact, stylish, and unique foldable design, and don't prioritize top-tier performance or camera capabilities. Who should buy the Samsung Galaxy S23 Ultra? Users seeking the best possible camera system, long battery life, and flagship-level performance in a premium package.

Frequently Asked Questions

❓ Is the Z Flip4 durable?
The Z Flip4 is more fragile than a traditional smartphone due to its folding design. While improvements have been made, it's still important to handle it with care and consider a protective case.
❓ Does the S23 Ultra come with a charger?
No, the S23 Ultra does not include a charger in the box. You'll need to purchase one separately.