In depth comparison and review of Acer Chromebook 311 (CB311-9H) and ASUS Chromebook CB9 (CB9400CEA-HU0087). Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.
Advantages and disadvantages of Acer Chromebook 311 (CB311-9H) based on its technical characteristics, features, user experience, expert reviews and price level.
lightweight and portable
affordable price point
long battery life
solid build quality
efficient Chrome OS
limited storage capacity
mediocre display quality
restricted app compatibility
basic performance level
Advantages and disadvantages of ASUS Chromebook CB9 (CB9400CEA-HU0087) based on its technical characteristics, features, user experience, expert reviews and price level.
lightweight design
affordable price
efficient battery life
solid build quality
fast boot times
limited storage capacity
average display resolution
no backlit keyboard
fewer ports options
| DESIGN AND DIMENSIONS | Acer Chromebook 311 (CB311-9H) | ASUS Chromebook CB9 (CB9400CEA-HU0087) |
|---|
| Product Type | Chromebook | Chromebook |
|---|---|---|
| Dimensions (WxDxH) | 29.6 cm x 19.9 cm x 1.815 cm | 32.22 cm x 20.49 cm x 1.8 cm |
| Weight | 1.1 kg | 1.15 kg |
| Case Material | - | Aluminium alloy |
| Colour | Pure silver | Star black |
| DISPLAY | Acer Chromebook 311 (CB311-9H) | ASUS Chromebook CB9 (CB9400CEA-HU0087) |
|---|
| Screen Size (Type) | 11.6" - IPS | 14" |
|---|---|---|
| Touchscreen | - | Yes |
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1366 x 768 (HD) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 250 cd/m² | 400 cd/m² |
| Colour Gamut | - | 100% sRGB |
| Features | Ultra Slim Design, anti-glare, 25 ms response rate | Glossy, WideView, 92% screen-to-body ratio |
| PROCESSOR | Acer Chromebook 311 (CB311-9H) | ASUS Chromebook CB9 (CB9400CEA-HU0087) |
|---|
| CPU | Intel Celeron N4000 / 1.1 GHz | Intel Core i5 (11th Gen) 1135G7 / 2.4 GHz |
|---|---|---|
| Max Turbo Speed | 2.6 GHz | 4.2 GHz |
| Number of Cores | Dual-Core | Quad-Core |
| Cache | 4 MB | 8 MB |
| 64-bit Computing | Yes | - |
| Features | - | Intel Smart Cache |
| MEMORY | Acer Chromebook 311 (CB311-9H) | ASUS Chromebook CB9 (CB9400CEA-HU0087) |
|---|
| RAM | 4 GB (provided memory is soldered) | 16 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | LPDDR4 SDRAM | LPDDR4X SDRAM |
| STORAGE | Acer Chromebook 311 (CB311-9H) | ASUS Chromebook CB9 (CB9400CEA-HU0087) |
|---|
| Main Storage Size (HDD/SSD) | 32 GB eMMC - Kingston | 256 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Acer Chromebook 311 (CB311-9H) | ASUS Chromebook CB9 (CB9400CEA-HU0087) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics 600 | Intel Iris Xe Graphics |
|---|---|---|
| Memory Allocation Technology | Shared Video Memory (UMA) | - |
| Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - HD | Yes - 720p |
| Camera Features | HDR (High Dynamic Range), 88° view | Privacy shutter |
| Sound | Stereo speakers, microphone | Dual speakers, array microphone |
| Audio Features | - | Output: Smart Amp, Harman-branded; Input: Google Assistant |
| COMMUNICATIONS | Acer Chromebook 311 (CB311-9H) | ASUS Chromebook CB9 (CB9400CEA-HU0087) |
|---|
| Wireless | 802.11a/b/g/n/ac Wave 2, Bluetooth 5.0 | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
|---|---|---|
| Wireless Controller | Intel Wireless-AC 9560 - M.2 2230 | - |
| Features | - | Dual stream (2x2) |
| BATTERY | Acer Chromebook 311 (CB311-9H) | ASUS Chromebook CB9 (CB9400CEA-HU0087) |
|---|
| Technology | Lithium Ion | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 38 Wh | 50 Wh |
| Battery Life | Up to 10 hours | - |
| AC ADAPTER | Acer Chromebook 311 (CB311-9H) | ASUS Chromebook CB9 (CB9400CEA-HU0087) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 5 / 9 / 12 / 15 / 20 V | 45 Watt, 15 V, 3 A |
| INPUT | Acer Chromebook 311 (CB311-9H) | ASUS Chromebook CB9 (CB9400CEA-HU0087) |
|---|
| Type | Keyboard, touchpad | Keyboard, NumberPad |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | - | Spill-resistant, chiclet keyboard, 1.5mm travel distance |
| CONNECTIONS & EXPANSIONS | Acer Chromebook 311 (CB311-9H) | ASUS Chromebook CB9 (CB9400CEA-HU0087) |
|---|
| Interfaces | 2 x USB 3.1 2 x USB-C 3.1 Gen 1 (DC-In combo) Headphone/microphone combo jack |
Headphone/microphone combo jack USB 3.2 Gen 2 2 x USB4 (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) HDMI 2.0b |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (microSD) |
| SOFTWARE | Acer Chromebook 311 (CB311-9H) | ASUS Chromebook CB9 (CB9400CEA-HU0087) |
|---|
| Operating System (OS) | Google Chrome OS | Google Chrome OS Enterprise |
|---|
| MISCELLANEOUS | Acer Chromebook 311 (CB311-9H) | ASUS Chromebook CB9 (CB9400CEA-HU0087) |
|---|
| Included Accessories | Power adapter | Sleeve, USB-C power adapter |
|---|---|---|
| Security | - | Titan-C Security Chip, fingerprint reader |
| Security Slot Type | Kensington security slot | Kensington security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | - | ErgoLift, MIL-STD-810H tested |
| Compliant Standards | - | RoHS |
| TCO Certified | TCO Certified Notebooks 8 | - |
| Manufacturer Warranty | Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
- |
| Model Number | C0VS | FRA+CBE |
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