Lenovo ThinkPad X1 Carbon Gen 10 (21CB) vs. Lenovo V145-15AST (81MT)

Laptop Comparison, Reviews and Tests
Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
Lenovo ThinkPad X1 Carbon Gen 10 (21CB)

Our Rating: 85 %

Detailed comparison and review of Lenovo ThinkPad X1 Carbon Gen 10 (21CB) and Lenovo V145-15AST (81MT). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.

Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Review

Advantages and disadvantages of Lenovo ThinkPad X1 Carbon Gen 10 (21CB) based on its technical characteristics, features, user experience, expert reviews and price level.

ultra-lightweight design

impressive battery life

robust security features

high-resolution display

powerful processor performance

higher price point

limited port variety

no dedicated GPU

average speaker quality

Lenovo V145-15AST (81MT) Review

Advantages and disadvantages of Lenovo V145-15AST (81MT) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

solid build quality

decent processor performance

ample storage capacity

simple design aesthetic

average display quality

limited graphics capability

no backlit keyboard

poor battery life

Laptop Comparison and Tests

Difference between Lenovo ThinkPad X1 Carbon Gen 10 (21CB) and Lenovo V145-15AST (81MT)
85 % - Design
83 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery
66 % - Design
65 % - Display
45 % - Performance
65 % - Connectivity
65 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad X1 Carbon Gen 10 (21CB) vs. Lenovo V145-15AST (81MT) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo V145-15AST (81MT)
Product Type Notebook - 180-degree hinge design Notebook
Dimensions (WxDxH) 31.56 cm x 22.25 cm x 1.536 cm 37.56 cm x 25.34 cm x 2.27 cm
Weight 1.12 kg 2.1 kg
Case Material Aluminium (bottom), carbon fibre (top) Polycarbonate ABS
Colour Deep black weave Black
DISPLAY Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo V145-15AST (81MT)
Screen Size (Type) 14" OLED 15.6"
LCD Backlight Technology - LED backlight
Screen Resolution 2880 x 1800 (2.8K) 1366 x 768 (HD)
Widescreen Yes Yes
Image Aspect Ratio 16:10 16:9
Image Brightness 400 cd/m² 200 cd/m²
Colour Gamut 100% DCI-P3 -
Features Anti-glare, anti-reflective, anti-smudge, 170° viewing angle, Eyesafe technology, HDR 500 True Black Anti-glare
PROCESSOR Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo V145-15AST (81MT)
CPU Intel Core i5 (12th Gen) 1235U / 1.3 GHz AMD A4 9125 / 2.3 GHz
Max Turbo Speed 4.4 GHz 2.6 GHz
Number of Cores 10-core Dual-Core
Cache 12 MB L2 - 1 MB
64-bit Computing - Yes
Platform Technology Intel Evo -
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo V145-15AST (81MT)
RAM 16 GB (provided memory is soldered) 4 GB (1 x 4 GB)
Max RAM Supported - 8 GB
RAM Type LPDDR5 SDRAM DDR4 SDRAM
Speed 5200 MHz 1866 MHz
Rated Speed 5200 MHz 2666 MHz
Form Factor - SO-DIMM 260-pin
Slots Qty - 1
Empty Slots - 0
STORAGE Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo V145-15AST (81MT)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe), Performance 256 GB SSD 2.5" SATA 6Gb/s - Samsung
Optical Drive - DVD-Writer - tray
AUDIO & VIDEO Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo V145-15AST (81MT)
Graphics Processor (GPU) Intel Iris Xe Graphics AMD Radeon R3
Max Monitors Supported 3 external monitor(s) -
Camera Yes - 1080p Yes
Resolution - 0.3 Megapixel
Camera Features Privacy shutter, IR camera, fixed focus, MIPI, Computer Vision -
Sound Two tweeters, two woofers, quad array microphone Stereo speakers, microphone
Codec Realtek ALC3306 -
Compliant Standards High Definition Audio, Dolby Atmos, Dolby Voice High Definition Audio, Dolby Audio
COMMUNICATIONS Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo V145-15AST (81MT)
Wireless NFC, Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) 802.11a/b/g/n/ac, Bluetooth 4.1
Wireless Controller Intel Wi-Fi 6E AX 211 Realtek RTL8821CE - M.2 Card
Network Interface - Gigabit Ethernet
Features Dual stream (2x2) -
WWAN
Generation 4G upgradable -
BATTERY Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo V145-15AST (81MT)
Technology Lithium polymer 2-cell Lithium Ion
Battery Capacity (Size) 57 Wh 30 Wh
Battery Life Up to 24.9 hours Up to 5 hours
AC ADAPTER Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo V145-15AST (81MT)
Input AC 100-240 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 65 Watt 45 Watt, 20 V, 2.25 A
INPUT Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo V145-15AST (81MT)
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
Numeric Keypad - Yes
Keyboard Backlight Yes -
Features Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls, glass touchpad, air intake key design Multi-touch touchpad
CONNECTIONS & EXPANSIONS Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo V145-15AST (81MT)
Slots 1 x Nano-SIM card (1 free) -
Interfaces USB 3.2 Gen 1
USB 3.2 Gen 1 (Always On)
2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4a Alt Mode) (Power Delivery 3.0)
HDMI
Headphone/microphone combo jack
2 x USB 3.0
LAN
HDMI
Headphone/microphone combo jack
Memory Card Reader - 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card)
SOFTWARE Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo V145-15AST (81MT)
Operating System (OS) Windows 11 Pro - English FreeDOS - Dutch / English / French / German / Italian
Software Included Glance by Mirametrix, Intel Connectivity Performance Suite -
MISCELLANEOUS Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo V145-15AST (81MT)
Included Accessories USB-C slim power adapter Power adapter
Security Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader Firmware Trusted Platform Module (TPM 2.0) Security Chip
Security Slot Type Kensington nano security slot Kensington mini security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Features Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, USB FIDO (Fast Identity Online) device integration, Firmware Resiliency 3.0 Administrator password, hard drive password, power-on password
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified RoHS
ENERGY STAR Certified Yes -
EPEAT Compliant EPEAT Gold -
Max Operating Temperature 35 °C -
Min Operating Temperature 5 °C -
Humidity Range Operating 8 - 95% -
Manufacturer Warranty Base warranty - 3 years - pick-up and return
Limited warranty - battery - 1 year
Extended warranty - 3 years - on-site
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