The ExpertBook B3 packs a 63 Wh battery to the Vivobook's 42 Wh and starts lighter, at 1.45 kg vs. 1.63 kg. The Vivobook Go 15 OLED answers with a 15.6-inch screen where the B3 has 14.0 inches, and it gets by on a 45 W charger instead of 65 W.
Condition:
- ASUS gives 1.45 kg as the ExpertBook B3's starting weight. The Vivobook Go 15 OLED is listed at 1.63 kg.
- ASUS lists a 65 W USB-C adapter for the ExpertBook.
- The Vivobook is rated for a 45 W adapter with a ø4.5 mm plug.
- The Vivobook's 15.6-inch panel is listed at a 60 Hz refresh rate.
Head to head
| Spec | ExpertBook B3 | Vivobook Go 15 OLED |
|---|---|---|
| Battery | 63 Wh Better | 42 Wh |
| Screen size | 14.0 inch | 15.6 inch Better |
| Adapter | 65 W | 45 W Better |
| Weight | 1.45 kg Better | 1.63 kg |
What the numbers mean
Battery
Watt-hours measure how much energy the battery holds. Here the ExpertBook B3 has the bigger battery.
Screen size
This is the diagonal of the screen. The panels also differ in type: the ExpertBook B3 has a WUXGA panel and the Vivobook Go 15 OLED has an FHD one.
Adapter
This is the rating of the adapter that comes in the box. The plugs differ too: USB-C on the ExpertBook B3, a barrel plug on the Vivobook Go 15 OLED.
Weight
ASUS gives the ExpertBook B3's weight as a starting figure, so check the exact configuration. The Vivobook Go 15 OLED's weight is listed as a single number.
The trade-off
The ExpertBook B3 has the bigger battery, 63 Wh against 42 Wh. The Vivobook Go 15 OLED has the bigger screen, 15.6 inches against 14.0.
Exact source claims
- ExpertBook B3: 63 Wh lithium polymer battery
Original quote
Long life rechargeable lithium polymer battery., 63WHrs, 3S1P, 3-cell Li-ion
- ExpertBook B3: 14.0-inch non-touch WUXGA screen
Original quote
Non-touch screen, 14.0-inch, WUXGA (1920 x 1200) 16:10
- ExpertBook B3: 65 W USB-C adapter
Original quote
TYPE-C, 65W AC Adapter, Output: 20V DC, 3.25A, 65W
- ExpertBook B3: starts from 1.45 kg
Original quote
Start from:1.45 kg (3.20 lbs
- Vivobook Go 15 OLED: 42 Wh battery
Original quote
42WHrs, 3S1P, 3-cell Li-ion
- Vivobook Go 15 OLED: 60 Hz refresh rate
Original quote
Refresh Rate:60Hz
- Vivobook Go 15 OLED: 15.6-inch FHD screen
Original quote
15.6-inch, FHD (1920 x 1080) 16:9 aspect ratio
- Vivobook Go 15 OLED: 45 W barrel-plug adapter
Original quote
ø4.5, 45W AC Adapter, Output: 19V DC, 2.37A, 45W, Input: 100~240V AC 50/60Hz universal
- Vivobook Go 15 OLED: 1.63 kg
Original quote
1.63 kg (3.59 lbs)