Samsung Galaxy Book4 Edge vs ASUS Vivobook 15 (X1504)
The Samsung Galaxy Book4 Edge is the better laptop on paper: it lasts longer on a charge, has more storage and has Thunderbolt or USB4 and an SD card reader. Pick the ASUS Vivobook 15 only if it matters to you that it has a faster SSD.
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Key differences
- Battery life Samsung Galaxy Book4 Edge wins
The Samsung Galaxy Book4 Edge should last longer on a charge: it has a 61.2 Wh battery against 42 Wh.
- Storage Samsung Galaxy Book4 Edge wins
The Samsung Galaxy Book4 Edge has twice the storage: 1 TB against 512 GB.
- Storage type ASUS Vivobook 15 wins
The ASUS Vivobook 15 uses a proper SSD, while the Samsung Galaxy Book4 Edge has slower eMMC-style flash storage, so apps open and update more slowly.
- Ports Samsung Galaxy Book4 Edge wins
Only the Samsung Galaxy Book4 Edge has Thunderbolt or USB4 and an SD card reader.
- Extras Samsung Galaxy Book4 Edge wins
Only the Samsung Galaxy Book4 Edge has Copilot+ AI features.
Which one should you choose?
Choose the Samsung Galaxy Book4 Edge if…
- You work away from a plug: it should last longer on a charge (its maker claims up to 28 hours).
- You store lots of photos, videos or games: it has 1 TB of storage.
- You plug things in: it has Thunderbolt or USB4 (for fast docks and drives) and an SD card reader (for camera cards).
- You want Copilot+ AI features, handy for Windows' newest AI tools.
Choose the ASUS Vivobook 15 if…
- You want apps and updates to feel quick: it has a proper SSD.
- You multitask a lot: its Intel Core 5 120U stays smooth with lots of apps and tabs open.
- You keep lots of tabs and apps open: it has 16 GB of memory.
Full spec comparison
Add more laptopsThe Samsung Galaxy Book4 Edge leads on battery and weight and ports and wireless; elsewhere the two are closely matched. Highlighted values mark the better spec in each row, and you can hide the rows where they match.
Performance
Each laptop has its strengths on performance.
The Samsung Galaxy Book4 Edge has more storage and has faster memory, while the ASUS Vivobook 15 has a faster SSD.
| Spec | Samsung Galaxy Book4 Edge | ASUS Vivobook 15 (X1504) |
|---|---|---|
| Processor | Snapdragon X1-26-100 | Intel Core 5 120U |
| Graphics | Adreno X1-45 | Intel Graphics |
| AI engine (NPU) | 45 TOPS | — |
| Memory (RAM) | 16 GB | 16 GB |
| Memory type | LPDDR5X | DDR4 |
| Maximum memory | 16 GB | 16 GB |
| Memory upgrades | Soldered (not upgradeable) | Partly upgradeable |
| Storage | 1 TB | 512 GB |
| Storage type | UFS | SSD |
| Storage interface | eUFS | PCIe 4.0 NVMe M.2 2280 |
| Storage slots | — | 1 |
Screen
The Samsung Galaxy Book4 Edge is ahead on the screen.
It has a brighter screen, and the ASUS Vivobook 15 doesn't beat it on anything here.
| Spec | Samsung Galaxy Book4 Edge | ASUS Vivobook 15 (X1504) |
|---|---|---|
| Screen size | 15.6" | 15.6" |
| Resolution | Full HD (1920 x 1080) | Full HD (1920 x 1080) |
| Aspect ratio | 16:9 | 16:9 |
| Panel | IPS | IPS |
| Refresh rate | 60 Hz | 60 Hz |
| Brightness | 300 nits | 250 nits |
| Colour range | — | 45% NTSC |
| HDR | — | None |
| Finish | Matte | Anti-reflective |
| Touchscreen | No | No |
Battery and size
The Samsung Galaxy Book4 Edge is ahead on battery and weight.
It lasts longer on a charge, is a little lighter and is slimmer, and the ASUS Vivobook 15 doesn't beat it on anything here.
| Spec | Samsung Galaxy Book4 Edge | ASUS Vivobook 15 (X1504) |
|---|---|---|
| Battery life (maker claim) | Up to 28 hours | — |
| Battery capacity | 61.2 Wh | 42 Wh |
| Charger | 65 W | 45 W |
| Charges via | USB-C | USB-C |
| Fast charging | 44% in about 30 minutes | 60% in 49 min |
| Weight | 1.5 kg | 1.7 kg |
| Dimensions | 356.6 x 229.75 x 15.0 mm | 359.7 x 232.5 x 17.9 mm |
| Materials | aluminium | Plastic |
| Durability | — | US MIL-STD 810H military-grade standard |
| Hinge | — | 180-degree lay-flat |
| Colour | Sapphire Blue | Cool Silver |
| Colours available | Sapphire Blue | Cool Silver, Quiet Blue, Terra Cotta |
Ports and wireless
The Samsung Galaxy Book4 Edge is ahead on ports and wireless.
It has Thunderbolt or USB4 and an SD card reader and has Wi-Fi 7, and the ASUS Vivobook 15 doesn't beat it on anything here.
| Spec | Samsung Galaxy Book4 Edge | ASUS Vivobook 15 (X1504) |
|---|---|---|
| Ports | 2x USB4 (USB-C, PD charging supported), 1x USB-A 3.2, 1x HDMI 2.1 (4K@60Hz), 1x 3.5 mm headphone/mic combo, 1x microSD | 2x USB-A 3.2 Gen 1 (5Gbps), 1x USB-C 3.2 Gen 1 (5Gbps, charging/power delivery), 1x USB-C 3.2 Gen 1 (5Gbps, data), 1x USB-A 2.0, 1x HDMI 1.4, 1x 3.5 mm combo audio |
| Thunderbolt / USB4 | USB4 | None |
| Card reader | microSD | None |
| Ethernet | None | None |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 6 |
| Bluetooth | Bluetooth 5.4 | Bluetooth 5.2 |
| Mobile data | None | None |
Features
The Samsung Galaxy Book4 Edge is ahead on extras.
It has Copilot+ AI features, and the ASUS Vivobook 15 doesn't beat it on anything here.
| Spec | Samsung Galaxy Book4 Edge | ASUS Vivobook 15 (X1504) |
|---|---|---|
| Webcam | 2 MP | 720p |
| Webcam privacy | — | physical shutter |
| Backlit keyboard | — | No |
| Keyboard | Pro keyboard with numeric keypad, dedicated Copilot key | Full-size chiclet keyboard with number pad, 1.4 mm key travel, 19.05 mm key pitch (ErgoSense) |
| Login | Fingerprint | — |
| Number pad | Yes | Yes |
| Touchpad | Clickpad | Precision touchpad |
| Speakers | Stereo speakers, Dolby Atmos | SonicMaster audio (Dirac-tuned) |
| Microphones | Dual array digital mic | array microphone |
| Pen | No | No |
| Security | TPM, Kensington lock slot, Fingerprint reader | Firmware TPM, BIOS booting user password protection, McAfee |
Software and model
Both run Windows.
So the same apps work on both, and they get the same kind of updates.
| Spec | Samsung Galaxy Book4 Edge | ASUS Vivobook 15 (X1504) |
|---|---|---|
| Operating system | Windows 11 Home | Windows 11 Home |
| Model number | NP750XQB-KA3UK | 90NB13Y2-M00UM0 |
| Released | 2025 | — |