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ASUS ExpertBook B3 G2 (B3405CAA)
ASUS's ExpertBook B3 G2 (B3405CAA) is a 14-inch Copilot+ business laptop on Intel Core Ultra Series 3, with upgradable DDR5 memory, a 63Wh battery and a 1.45kg body. Other CPUs run from Core Ultra 5 325 to Core Ultra 7 366H; specs here are for the Core Ultra 7 355 with 16GB and 512GB, listed at $1,739.99. A 16-inch B3605CAA also exists.
Pros
- Upgradable: DDR5 SO-DIMM memory up to 96GB and two M.2 slots, unusual for a thin business laptop
- Intel Core Ultra 7 355 with an NPU rated at up to 49 TOPS for Copilot+ PC features
- 1.45kg body with a 63Wh battery, a 65W USB-C adapter and MIL-STD-810H durability testing
- Thunderbolt 4, USB-C, two USB-A ports, HDMI 2.1, Gigabit Ethernet and a microSD reader, plus Wi-Fi 7 and Bluetooth 6.0
- IR webcam with privacy shutter, power-button fingerprint reader and TPM 2.0
Cons
- The base 14-inch panel is 1920x1200 at 60Hz with 300 nits and 45% NTSC coverage, so it is dim with limited colour
- Non-touch on this configuration; touch is only offered on selected 14-inch versions
- No independent benchmark or battery-life test results for this laptop are published yet
Below average
Computed from specs & benchmarks via our public methodology.
Performance uses the published results of the Intel Core Ultra 7 355, because we have no benchmark result for this device itself yet.
Full specifications
Everything we track for the ASUS ExpertBook B3 G2 (B3405CAA)
Display
- Screen size
- 14 ″
- Panel type
- Value IPS (anti-glare, non-touch, 45% NTSC)
- Resolution
- 1920x1200
- Refresh rate
- 60 Hz
- Peak brightness
- 300 nits
Performance
- Processor
- Intel Core Ultra 7 355
- Graphics
- Intel Graphics (integrated)
- RAM
- 16 GB
- RAM type
- DDR5 SO-DIMM (upgradable to 96GB)
- Storage
- 512 GB
- Storage type
- M.2 2280 NVMe PCIe 4.0 SSD
Battery
- Capacity
- 63 Wh
- Charging
- 65 W
Design
- Weight
- 1.45 kg
- Thickness
- 15.9 mm
Connectivity
- Ports
- 1x Thunderbolt 4 (USB4, display and power delivery), 1x USB 3.2 Gen 2 Type-C (display and power delivery), 2x USB 3.2 Gen 1 Type-A, 1x HDMI 2.1 TMDS, 1x RJ45 Gigabit Ethernet, microSD card reader, 3.5mm combo audio jack
- Wi-Fi
- Wi-Fi 7 (802.11be)
- Bluetooth
- 6.0
- Webcam
- 5MP with IR and privacy shutter
- Biometrics
- IR camera for Windows Hello and fingerprint reader in the power button
Software
- Operating system
- Windows 11 Pro
Quick answers
Is the ASUS ExpertBook B3 G2 (B3405CAA) good in 2026?
The ASUS ExpertBook B3 G2 (B3405CAA) earns an Inno Score of 45.2/100 (“Below average”) based on its specs and benchmark results. ASUS's ExpertBook B3 G2 (B3405CAA) is a 14-inch Copilot+ business laptop on Intel Core Ultra Series 3, with upgradable DDR5 memory, a 63Wh battery and a 1.45kg body. Other CPUs run from Core Ultra 5 325 to Core Ultra 7 366H; specs here are for the Core Ultra 7 355 with 16GB and 512GB, listed at $1,739.99. A 16-inch B3605CAA also exists.
What are the key specs of the ASUS ExpertBook B3 G2 (B3405CAA)?
Processor: Intel Core Ultra 7 355 · RAM: 16 GB · Screen size: 14 ″ · Weight: 1.45 kg
What are the closest alternatives to the ASUS ExpertBook B3 G2 (B3405CAA)?
Its closest rivals on InnoReviews are Lenovo LOQ Essential 15IRH11, MSI Cyborg 15 Max C13W, ASUS TUF Gaming A15 (2024) — open the comparison pages for a spec-by-spec breakdown.
