ASUS Chromebook C523NA (A20440) vs. Lenovo Chromebook S340 (81TB)

Laptop Comparison, Reviews and Tests

In depth comparison and review of ASUS Chromebook C523NA (A20440) and Lenovo Chromebook S340 (81TB). 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.

ASUS Chromebook C523NA (A20440) Review

Advantages and disadvantages of ASUS Chromebook C523NA (A20440) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

lightweight design

decent battery life

full hd display

solid build quality

limited storage capacity

mediocre performance

no backlit keyboard

fewer port options

Lenovo Chromebook S340 (81TB) Review

Advantages and disadvantages of Lenovo Chromebook S340 (81TB) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

lightweight design

efficient battery life

solid build quality

fast boot times

limited storage capacity

average display resolution

fewer port options

mediocre performance

Laptop Comparison and Tests

Difference between ASUS Chromebook C523NA (A20440) and Lenovo Chromebook S340 (81TB)
72 % - Design
64 % - Display
65 % - Performance
75 % - Connectivity
75 % - Battery
72 % - Design
64 % - Display
65 % - Performance
75 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

ASUS Chromebook C523NA (A20440) vs. Lenovo Chromebook S340 (81TB) Comparison Chart
DESIGN AND DIMENSIONS ASUS Chromebook C523NA (A20440) Lenovo Chromebook S340 (81TB)
Product Type Chromebook - 180-degree hinge design Chromebook
Dimensions (WxDxH) 35.8 cm x 24.85 cm x 1.61 cm 32.89 cm x 23.435 cm x 1.88 cm
Weight 1.69 kg 1.4 kg
Case Material Aluminum, plastic Polycarbonate ABS
Colour Silver Dark orchid | Onyx black
DISPLAY ASUS Chromebook C523NA (A20440) Lenovo Chromebook S340 (81TB)
Screen Size (Type) 15.6" 14" - TN
Touchscreen Yes (10-point multi-touch) -
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 1366 x 768 (HD)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 200 cd/m² 220 cd/m²
Colour Gamut 45% NTSC -
Features Glossy Anti-glare
PROCESSOR ASUS Chromebook C523NA (A20440) Lenovo Chromebook S340 (81TB)
CPU Intel Celeron N3350 / 1.1 GHz Intel Celeron N4000 / 1.1 GHz
Max Turbo Speed 2.4 GHz 2.6 GHz
Number of Cores Dual-Core Dual-Core
Cache 2 MB 4 MB
64-bit Computing - Yes
Features - Integrated memory controller
MEMORY ASUS Chromebook C523NA (A20440) Lenovo Chromebook S340 (81TB)
RAM 8 GB (provided memory is soldered) 4 GB (provided memory is soldered)
RAM Type LPDDR4 SDRAM LPDDR4 SDRAM
Speed 2400 MHz 2400 MHz
Rated Speed - 2400 MHz
STORAGE ASUS Chromebook C523NA (A20440) Lenovo Chromebook S340 (81TB)
Main Storage Size (HDD/SSD) 64 GB eMMC 32 GB eMMC - eMMC 5.1
AUDIO & VIDEO ASUS Chromebook C523NA (A20440) Lenovo Chromebook S340 (81TB)
Graphics Processor (GPU) Intel HD Graphics 500 Intel UHD Graphics 600
Camera Yes - 720p Yes - 720p
Resolution - 1 Megapixel
Sound Stereo speakers, microphone Stereo speakers, microphone
Compliant Standards - High Definition Audio
COMMUNICATIONS ASUS Chromebook C523NA (A20440) Lenovo Chromebook S340 (81TB)
Wireless Bluetooth 4.0, 802.11a/b/g/n/ac 802.11a/b/g/n/ac, Bluetooth 4.2
Wireless Controller - Intel Wireless-AC 9560 - M.2 Card
Features Dual stream (2x2) Dual stream (2x2)
BATTERY ASUS Chromebook C523NA (A20440) Lenovo Chromebook S340 (81TB)
Technology 2-cell lithium polymer Lithium Ion
Battery Capacity (Size) 38 Wh 42 Wh
Battery Life Up to 10 hours Up to 10 hours
AC ADAPTER ASUS Chromebook C523NA (A20440) Lenovo Chromebook S340 (81TB)
Input AC 100-240 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 45 Watt, 15 V, 3 A 45 Watt
INPUT ASUS Chromebook C523NA (A20440) Lenovo Chromebook S340 (81TB)
Type Keyboard, touchpad Keyboard, touchpad
Features Chiclet keyboard Multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS ASUS Chromebook C523NA (A20440) Lenovo Chromebook S340 (81TB)
Interfaces 2 x USB-C 3.2 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery)
2 x USB 3.2 Gen 1
Headphone/microphone combo jack
2 x USB 3.1 Gen 1
USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery)
USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (DC-In combo, Power Delivery)
Headphone/microphone combo jack
Memory Card Reader Yes (microSD, microSDHC, microSDXC) Yes (microSD)
SOFTWARE ASUS Chromebook C523NA (A20440) Lenovo Chromebook S340 (81TB)
Operating System (OS) Google Chrome OS Google Chrome OS
MISCELLANEOUS ASUS Chromebook C523NA (A20440) Lenovo Chromebook S340 (81TB)
Included Accessories USB-C power adapter USB-C power adapter
Security Titan-C Security Chip Google Security Chip H1
Security Slot Type - Kensington security slot
Theft/Intrusion Protection - Security lock slot (cable lock sold separately)
Compliant Standards - RoHS, Energy-Related Products (ErP) Lot 3
SAR Value 0.398 W/kg (body), 0.398 W/kg (limb) -
ENERGY STAR Certified Yes Yes
Manufacturer Warranty - Limited warranty - 1 year - pick-up and return
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