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WhichPhoneToBuy

Samsung Galaxy S25 vs Samsung Galaxy Z Flip6

The Samsung Galaxy S25 comes out ahead on 6 counts and the Samsung Galaxy Z Flip6 on 2.

Which should you buy?

Pick the Samsung Galaxy S25 for

  • Lighter: 162 g vs 187 g (25 g less)
  • Thinner folded: 7.2 mm vs 14.9 mm
  • Optical zoom (3×), which the other lacks
  • OS updates for longer, until Feb 2032
  • Better water resistance: IP68 vs IP48
  • Newer: launched February 2025

Pick the Samsung Galaxy Z Flip6 for

  • Bigger main screen: 6.7" vs 6.2"
  • More compact folded: 61.8 mm shorter

Size comparison

Folded, the Samsung Galaxy S25 is 61.8 mm taller, 1.4 mm narrower, 7.7 mm thinner and 25 g lighter than the Samsung Galaxy Z Flip6. Its main screen is 0.5" smaller. Unfolded, the Samsung Galaxy Z Flip6 opens to 165.1 × 71.9 mm and 6.9 mm thick.

  • Samsung Galaxy S25146.9 × 70.5 × 7.2 mm
  • Samsung Galaxy Z Flip685.1 × 71.9 × 14.9 mm folded

Specs side by side

LaunchSamsung Galaxy S25Samsung Galaxy Z Flip6
AnnouncedJanuary 22, 20251July 10, 20241
ReleasedFebruary 7, 20251July 31, 20241
BodySamsung Galaxy S25Samsung Galaxy Z Flip6
Size146.9 × 70.5 × 7.2 mm185.1 × 71.9 × 14.9 mm folded1
Unfolded size—165.1 × 71.9 × 6.9 mm1
Thickness7.2 mm1 (better)14.9 mm folded, 6.9 mm open1
Weight162 g1 (better)187 g1
Frame—Matte aluminum1
Water resistanceIP681 (better)IP48
ColoursIcyblue, Mint, Navy, Silver Shadow, Pinkgold, Coralred, Blueblack1Yellow, Silver Shadow, Mint, Blue, Crafted Black, White, Peach1
DisplaySamsung Galaxy S25Samsung Galaxy Z Flip6
Size6.2"6.7"
Cover screen—3.4"
TypeDynamic LTPO AMOLED 2XDynamic LTPO AMOLED 2X
Resolution1080 × 234011080 × 2640 (better)
Refresh rate120 Hz1120 Hz
Peak brightness2,600 nits12,600 nits
ProtectionGorilla Glass Victus 21Ultra Thin Glass (UTG) inner; Corning Gorilla Glass Victus 2 cover1
Performance and softwareSamsung Galaxy S25Samsung Galaxy Z Flip6
ChipsetQualcomm Snapdragon 8 Elite For Galaxy1Qualcomm Snapdragon 8 Gen 3 for Galaxy
CPU2x 4.47 GHz Oryon (Phoenix L) and 6x 3.53 GHz Oryon (Phoenix M)1Octa-core (1×3.3 GHz Cortex-X4 & 3×3.2 GHz Cortex-A720 & 2×3.0 GHz Cortex-A720 & 2×2.3 GHz Cortex-A520)
Process3 nm1 (better)4 nm
Ships withAndroid 15 with One UI 71Android 14 with One UI 6.1.1
OS updates7 years (to Feb 2032)1 (better)7 years (to Jul 2031)1
Security updates7 years (to Feb 2032)1 (better)7 years (to Jul 2031)1
MemorySamsung Galaxy S25Samsung Galaxy Z Flip6
RAM12 GB112 GB
Storage128 GB / 256 GB / 512 GB256 GB / 512 GB
Card slot—No1
CamerasSamsung Galaxy S25Samsung Galaxy Z Flip6
Rear50 MP Main, OIS 12 MP Ultrawide 10 MP Telephoto (3× optical), OIS50 MP Main, OIS 12 MP Ultrawide
Main camera50 MP50 MP
Optical zoom3× (better)None
Front12 MP110 MP
Video8K at 30 fps14K@60fps
BatterySamsung Galaxy S25Samsung Galaxy Z Flip6
Capacity4,000 mAh14,000 mAh
Wired charging25 W125 W1
Wireless charging15 W115 W1
Reverse wirelessYes1Yes1
ConnectivitySamsung Galaxy S25Samsung Galaxy Z Flip6
5GYes1Yes
Wi-FiWi-Fi 71Wi-Fi 802.11 a/b/g/n/ac/6e, tri-band, Wi-Fi Direct
Bluetooth5.41Bluetooth 5.3
NFCYes1Yes1
USBUSB Type-C 3.21USB Type-C 3.2, OTG
Headphone jack—No1
eSIMYes1Yes
FeaturesSamsung Galaxy S25Samsung Galaxy Z Flip6
FingerprintUltrasonic under-display1Side-mounted1
Stereo speakersYes1Yes

Highlighted: the better value where one is clearly better. Sources for each phone are listed on the Samsung Galaxy S25 and Samsung Galaxy Z Flip6 pages.

Quick answers

Is the Samsung Galaxy S25 bigger than the Samsung Galaxy Z Flip6?
Folded, the Samsung Galaxy S25 is 61.8 mm taller, 1.4 mm narrower, 7.7 mm thinner and 25 g lighter than the Samsung Galaxy Z Flip6. Its main screen is 0.5" smaller. Unfolded, the Samsung Galaxy Z Flip6 opens to 165.1 × 71.9 mm and 6.9 mm thick.
Which has the bigger battery, the Samsung Galaxy S25 or the Samsung Galaxy Z Flip6?
Both have a 4,000 mAh battery.
Which gets software updates for longer?
The Samsung Galaxy S25: its maker promises OS updates until around February 2032, against July 2031 for the Samsung Galaxy Z Flip6.

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