Compare Microsoft Surface Laptop 4 15 vs Surface Laptop Studio vs ASUS ExpertBook B9
Variants
Intel
AMD
i5
i7
33W Battery
66W Battery
Connectivity
Ports
1x USB-A + 1x USB-C + 1x 3.5mm Audio jack + 1x Surface Connect ports
2x Thunderbolt 4 + 1x 3.5mm Headphone jack + 1x Surface Connector
2x Thunderbolt 4 + 1x UBS 3.2 Gen2 + 1x HDMI (RJ45 via HDMI) + 1x 3.5mm Audio combo
Wireless Connectivity
WiFi 6, Bluetooth 5.0
WiFi 6 + Bluetooth 5.1
WiFi 6 + Bluetooth 5.0
Construction
Battery | Capacity
47.4 Wh
58 Wh
33 or 66 Wh
Camera | Front
720p HD f/2.0 camera with Windows Hello
1080p FHD camera with Windows Hello
720p HD camera with microphone; IR camera
Colors
Matte Black, Platinum
Platinum
Star Black
Form Factor
Clamshell laptop
2-in-1 convertible laptop
Material
Aluminum chassis
Magnesium and Aluminum
Microphone
Dual far-field Studio Mics
Dual far-field Studio Mics
Quad 360° far-field microphones, AI noise canceling tehcnology
Speakers
Omnisonic Speakers with Dolby Atmos9
Quad Omnisonic speakers with Dolby Atmos
2 integrated stereo speakers
Dimensions
Bezels
4mm bezels with 94% screen-to-body ratio
Size | Depth
244 mm / 9.6 inch
228.32 mm / 8.98"
7.99 inch / 203 mm
Size | Height
14.7 mm / 0.58 inch
18.94 mm / 0.746"
0.59 inch / 14.9 mm
Size | Width
339.5 mm / 13.4 inch
323.28 mm / 12.72"
12.6 inch / 320 mm
Weight
1542 g / 3.4 lbs
Display
Aspect Ratio
3:2
3:2
16:9
Brightness
400 nits
Contrast Ratio
1600:1
1500:1
Display Diagonal
15 inch
14.4"
14 inch
Display Type
IPS
IPS
IPS, matte
Gamut
100% sRGB, 72% NTSC
Pixel Density
201 ppi
201 ppi
Refresh Rate
120 Hz
Resolution
2496 x 1664
2400 x 1600
FHD (1920x1080)
Function
Graphics
Intel Iris Xe graphics
HDR
Dolby Vision
Keyboard Backlight
Yes
Yes
Yes
Operating System
Windows 10
Windows 11 Home
Windows 10 Pro
Processor
11th-gen Intel Core i7-1185G7 or AMD Ryzen 7 4980U
11th-gen Intel Core i5-11300H or i7-11370H
Intel Core i7-1165G7 processor
Security
HW TPM 2.0 chip, Windows Hello face sign-in
Firmware TPM 2.0 chip, Windows Hello face sign-in
Trusted Platform Module TPM 2.0 embedded security chip, Fingerprint sensor, Windows Hello
Sensor
Ambient light sensor, Proximity sensor, Accelerometer, Gyroscope, Magnetometer
Ambient light sensor, Accelerometer, Gyroscope, Magnetometer
Touch Screen
10 point multi-touch
10 point multi-touch
Touchpad
Precision trackpad: 115 x 76.66 mm, glass
Precision trackpad: 115 x 76.66 mm, glass
129 x 65 mm, with integrated NumberPad
Performance
Key Travel
1.3 mm
1.3 mm
1.5 mm
Memory | Capacity
Up to 32 GB
16 or 32 GB
16 or 32 GB onboard
Memory | Type
LPDDR4x
LPDDR4x 4266MHz
Power Supply
65 W
65 W
Storage
Up to 1TB PCIe NVMe SSD
Up to 2TB PCIe NVMe SSD
2x M.2 NVMe PCIe 3.0 x4 up to 2x 2TB, RAID 0/1
Production
Accessory
Digitizer: Surface Slim Pen 2 with integrated storage for charging | Digital Dial: Surface Dial
Debut
2021-04-13
2021-09
2020
Model Name
B9450CEA
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