Lenovo Chromebook S345-14AST (Lenovo Chromebook S345) vs. Lenovo ThinkPad C13 Yoga Gen 1 Chromebook (20UY)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo Chromebook S345-14AST (Lenovo Chromebook S345) and Lenovo ThinkPad C13 Yoga Gen 1 Chromebook (20UY). 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.

Laptop Specifications Comparison

Lenovo Chromebook S345-14AST (Lenovo Chromebook S345) vs. Lenovo ThinkPad C13 Yoga Gen 1 Chromebook (20UY) Comparison Chart
DESIGN AND DIMENSIONS Lenovo Chromebook S345-14AST (Lenovo Chromebook S345) Lenovo ThinkPad C13 Yoga Gen 1 Chromebook (20UY)
Product Type Chromebook Chromebook - flip design
Dimensions (WxDxH) 32.8 cm x 22.5 cm x 1.77 cm 30.7 cm x 21.21 cm x 1.79 cm
Weight 1.48 kg 1.497 kg
Case Material Aluminum, polycarbonate ABS Aluminum
Colour Mineral grey Abyss blue
DISPLAY Lenovo Chromebook S345-14AST (Lenovo Chromebook S345) Lenovo ThinkPad C13 Yoga Gen 1 Chromebook (20UY)
Screen Size (Type) 14" - TN 13.3" OLED
Touchscreen - Yes (10-point multi-touch)
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 3840 x 2160 (Ultra HD 4K)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 220 cd/m² 400 cd/m²
Colour Gamut - 100% DCI-P3
Features Anti-glare Anti-reflective, anti-smudge, capacitive touch screen, 170° viewing angle
PROCESSOR Lenovo Chromebook S345-14AST (Lenovo Chromebook S345) Lenovo ThinkPad C13 Yoga Gen 1 Chromebook (20UY)
CPU AMD A4 9120C / 1.6 GHz AMD Ryzen 7 3700C / 2.3 GHz
Max Turbo Speed 2.4 GHz 4 GHz
Number of Cores Dual-Core Quad-Core
Cache L2 - 1 MB L3 - 4 MB
64-bit Computing Yes Yes
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo Chromebook S345-14AST (Lenovo Chromebook S345) Lenovo ThinkPad C13 Yoga Gen 1 Chromebook (20UY)
RAM 4 GB (provided memory is soldered) 16 GB (provided memory is soldered)
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 1666 MHz 2400 MHz
Rated Speed 1666 MHz 3200 MHz
STORAGE Lenovo Chromebook S345-14AST (Lenovo Chromebook S345) Lenovo ThinkPad C13 Yoga Gen 1 Chromebook (20UY)
Main Storage Size (HDD/SSD) 32 GB eMMC - eMMC 5.1 256 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption - Samsung
AUDIO & VIDEO Lenovo Chromebook S345-14AST (Lenovo Chromebook S345) Lenovo ThinkPad C13 Yoga Gen 1 Chromebook (20UY)
Graphics Processor (GPU) AMD Radeon R4 AMD Radeon Graphics
Memory Allocation Technology - Shared Video Memory (UMA)
Camera Yes - 720p Yes - 720p (front)
Resolution 1 Megapixel 5 Megapixel (rear)
Camera Features - Rear camera with auto focus, fixed focus, ThinkShutter camera privacy
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
Codec MAX98357A -
Compliant Standards High Definition Audio High Definition Audio
COMMUNICATIONS Lenovo Chromebook S345-14AST (Lenovo Chromebook S345) Lenovo ThinkPad C13 Yoga Gen 1 Chromebook (20UY)
Wireless 802.11a/b/g/n/ac, Bluetooth 4.1 Bluetooth 5.0, 802.11a/b/g/n/ac/ax
Wireless Controller Qualcomm QCA6174A - M.2 Card Intel Wi-Fi 6 AX 200
Features Dual stream (2x2) -
BATTERY Lenovo Chromebook S345-14AST (Lenovo Chromebook S345) Lenovo ThinkPad C13 Yoga Gen 1 Chromebook (20UY)
Technology Lithium Ion 4-cell lithium polymer
Battery Capacity (Size) 57 Wh 51 Wh
Battery Life Up to 10 hours Up to 12.5 hours
AC ADAPTER Lenovo Chromebook S345-14AST (Lenovo Chromebook S345) Lenovo ThinkPad C13 Yoga Gen 1 Chromebook (20UY)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 45 Watt 65 Watt, 5 / 9 / 15 / 20 V
INPUT Lenovo Chromebook S345-14AST (Lenovo Chromebook S345) Lenovo ThinkPad C13 Yoga Gen 1 Chromebook (20UY)
Type Keyboard, touchpad Keyboard, digitizer, TrackPoint, digital pen, UltraNav
Keyboard Backlight - Yes
Features Spill-resistant, multi-touch touchpad, buttonless touchpad Spill-resistant, multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS Lenovo Chromebook S345-14AST (Lenovo Chromebook S345) Lenovo ThinkPad C13 Yoga Gen 1 Chromebook (20UY)
Interfaces 2 x USB 3.1 Gen 1
2 x USB-C 3.1 Gen 1
Headphone/microphone combo jack
USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
2 x USB-C 3.2 Gen 1 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI
Headphone/microphone combo jack
Memory Card Reader Yes (microSD) Yes (microSD)
SOFTWARE Lenovo Chromebook S345-14AST (Lenovo Chromebook S345) Lenovo ThinkPad C13 Yoga Gen 1 Chromebook (20UY)
Operating System (OS) Google Chrome OS Google Chrome OS
MISCELLANEOUS Lenovo Chromebook S345-14AST (Lenovo Chromebook S345) Lenovo ThinkPad C13 Yoga Gen 1 Chromebook (20UY)
Included Accessories USB-C power adapter USB-C power adapter, Lenovo USI Pen
Security Google Security Chip H1 Google Security Chip H1, 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 - RapidCharge, MIL-STD-810G tested
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3 RoHS
SAR Value 0.38 W/kg (body), 0.38 W/kg (limb) -
ENERGY STAR Certified Yes Yes
EPEAT Compliant EPEAT Bronze EPEAT Gold
TCO Certified - TCO Certified Notebooks 8
Manufacturer Warranty Limited warranty - 1 year - pick-up and return -
Model Number 14AST 81WX -
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