ASUS VivoBook 15 F512JA is €22 cheaper today, 13% below the other.
Over the 3 days of the last 90 both were for sale, the ASUS VivoBook 15 F512JA was the cheaper one on 3 of 3 days, by €21 to €21, and the two stayed close enough that either price is fair.
Linux support and the RAM both differ between them.
Price history: the lowest price we saw each week
- Dell Vostro 3400€169 now
- ASUS VivoBook 15 F512JA€147 now
Week of 19 October 2026
- Dell Vostro 3400Online Used Laptops
- €169
- ASUS VivoBook 15 F512JAOnline Used Laptops
- €147
Every week, as a table
| Week | Dell Vostro 3400 | ASUS VivoBook 15 F512JA |
|---|---|---|
| 24 August 2026 | €399 | |
| 31 August 2026 | €399 | |
| 7 September 2026 | €159 | |
| 14 September 2026 | €159 | |
| 21 September 2026 | €169 | |
| 28 September 2026 | €169 | |
| 5 October 2026 | €169 | |
| 12 October 2026 | €169 | |
| 19 October 2026 | €169 | €147 |
What differs between them
No shop states these. We looked them up ourselves, and we say when.
| Fact | Dell Vostro 3400 | ASUS VivoBook 15 F512JA |
|---|---|---|
| Linux support | Linux runs on this laptop. “Dell Vostro 3400 certified with Ubuntu 20.04 LTS”ubuntu.com, checked 7 September 2026. | Linux runs on this laptop, with something not working. “VivoBook 15 may face Wi-Fi driver issues and touchpad sensitivity problems on Linux Mint.”justanswer.com, checked 23 October 2026. |
| Soldered RAM | The RAM can be upgraded. “The DDR4 memory is imbedded in board and not a replaceable DIMM as shown and referred.”usersmanualguide.com, checked 7 September 2026. | The RAM is soldered and cannot be upgraded. “this laptop has two RAM modules, one 4 GB module that's removable and one 4 GB module that's soldered onto the motherboard.”9to5gadgets.com, checked 23 October 2026. |
| Screen quality | Reviewers rate this screen well. “It has really good viewing angles and has good contrast too.”brighthub.com, checked 7 September 2026. | Reviewers rate this screen well. “The picture quality overall is good and manages to deliver crisp and colorful images from almost every viewing angle (180 degrees to be more specific).”9to5gadgets.com, checked 23 October 2026. |
Dell Vostro 3400 and ASUS VivoBook 15 F512JADell Vostro 3400 and ASUS VivoBook 15 F512JA each have a page of their own.