Lenovo ThinkPad T15g Gen 2 (20YS) vs. Lenovo ThinkBook 14 G4+ IAP (21CX)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo ThinkPad T15g Gen 2 (20YS) and Lenovo ThinkBook 14 G4+ IAP (21CX). 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.

Lenovo ThinkPad T15g Gen 2 (20YS) Review

Advantages and disadvantages of Lenovo ThinkPad T15g Gen 2 (20YS) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful professional graphics

robust build quality

high-resolution display

advanced cooling system

expandable memory options

heavier than competitors

expensive base model

average battery life

limited color accuracy

Lenovo ThinkBook 14 G4+ IAP (21CX) Review

Advantages and disadvantages of Lenovo ThinkBook 14 G4+ IAP (21CX) based on its technical characteristics, features, user experience, expert reviews and price level.

robust aluminum design

efficient thermal management

sharp full hd display

modern connectivity options

fast ssd storage

average battery life

no dedicated gpu

limited color accuracy

higher price segment

Laptop Comparison and Tests

Difference between Lenovo ThinkPad T15g Gen 2 (20YS) and Lenovo ThinkBook 14 G4+ IAP (21CX)
85 % - Design
85 % - Display
86 % - Performance
85 % - Connectivity
75 % - Battery
85 % - Design
75 % - Display
71 % - Performance
85 % - Connectivity
76 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad T15g Gen 2 (20YS) vs. Lenovo ThinkBook 14 G4+ IAP (21CX) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad T15g Gen 2 (20YS) Lenovo ThinkBook 14 G4+ IAP (21CX)
Product Type Notebook Notebook
Dimensions (WxDxH) 37.54 cm x 25.23 cm x 3.145 cm 31.2 cm x 22.4 cm x 1.65 cm
Weight 2.87 kg 1.4 kg
Case Material Glass-fibre, polyphenylene sulfide, polyamide Aluminium (top), aluminium (bottom)
Colour Black Dual tone arctic grey
DISPLAY Lenovo ThinkPad T15g Gen 2 (20YS) Lenovo ThinkBook 14 G4+ IAP (21CX)
Screen Size (Type) 15.6" - IPS 14" - IPS
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 3840 x 2160 (Ultra HD 4K) 1920 x 1200 (WUXGA)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 600 cd/m² 300 cd/m²
Colour Gamut 100% Adobe RGB 45% NTSC
Features Anti-glare, HDR 400 compatible, 170° viewing angle, Dolby Vision Anti-glare
PROCESSOR Lenovo ThinkPad T15g Gen 2 (20YS) Lenovo ThinkBook 14 G4+ IAP (21CX)
CPU Intel Core i7 (11th Gen) 11800H / 2.3 GHz Intel Core i5 (12th Gen) 1235U / 1.3 GHz
Max Turbo Speed 4.6 GHz 4.4 GHz
Number of Cores 8-core 10-core
Cache 24 MB 12 MB
Chipset Intel WM590 -
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkPad T15g Gen 2 (20YS) Lenovo ThinkBook 14 G4+ IAP (21CX)
RAM 32 GB (2 x 16 GB) 16 GB (provided memory is soldered)
Max RAM Supported 128 GB -
RAM Type DDR4 SDRAM - non-ECC LPDDR5 SDRAM
Speed 3200 MHz 4800 MHz
Rated Speed 3200 MHz 4800 MHz
Form Factor SO-DIMM 260-pin -
Slots Qty 4 -
Empty Slots 2 -
STORAGE Lenovo ThinkPad T15g Gen 2 (20YS) Lenovo ThinkBook 14 G4+ IAP (21CX)
Main Storage Size (HDD/SSD) 1 TB SSD M.2 2280 PCIe 4.0 - TCG Opal Encryption 2, NVM Express (NVMe) 512 GB SSD M.2 2242 PCIe 4.0 x4 - NVM Express (NVMe)
RAID Level RAID 0, RAID 1 -
AUDIO & VIDEO Lenovo ThinkPad T15g Gen 2 (20YS) Lenovo ThinkBook 14 G4+ IAP (21CX)
Multi-GPU Configuration 1 single GPU card / integrated GPU -
Graphics Processor (GPU) NVIDIA GeForce RTX 3070 / Intel UHD Graphics Intel Iris Xe Graphics
Max Monitors Supported 4 external monitor(s) 3 external monitor(s)
Video Memory 8 GB GDDR6 SDRAM -
Camera Yes - 720p Yes - 1080p
Camera Features Privacy shutter, IR camera, Windows Hello, fixed focus Privacy shutter, fixed focus
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
Codec Realtek ALC3306 Realtek ALC3287
Compliant Standards High Definition Audio, Dolby Atmos High Definition Audio, Dolby Audio
COMMUNICATIONS Lenovo ThinkPad T15g Gen 2 (20YS) Lenovo ThinkBook 14 G4+ IAP (21CX)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.2 802.11a/b/g/n/ac/ax, Bluetooth 5.2
Wireless Controller Intel Wi-Fi 6E AX 210 M.2 Card
Network Interface 2.5 Gigabit Ethernet Gigabit Ethernet
Ethernet Controller Intel I225-V -
Features Wake-on-LAN (WOL), dual stream (2x2) Dual stream (2x2)
BATTERY Lenovo ThinkPad T15g Gen 2 (20YS) Lenovo ThinkBook 14 G4+ IAP (21CX)
Technology Lithium polymer Lithium polymer
Battery Capacity (Size) 94 Wh 46.5 Wh
Battery Life Up to 11 hours -
AC ADAPTER Lenovo ThinkPad T15g Gen 2 (20YS) Lenovo ThinkBook 14 G4+ IAP (21CX)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 230 Watt 100 Watt
INPUT Lenovo ThinkPad T15g Gen 2 (20YS) Lenovo ThinkBook 14 G4+ IAP (21CX)
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
Numeric Keypad Yes -
Keyboard Backlight Yes Yes
Features Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls Spill-resistant, multi-touch touchpad, buttonless touchpad, precision touchpad
CONNECTIONS & EXPANSIONS Lenovo ThinkPad T15g Gen 2 (20YS) Lenovo ThinkBook 14 G4+ IAP (21CX)
Slots 3 x M.2 Card (2 free) 1 x M.2 (PCI Express 3.0 x4) (1 free)
1 x M.2 (PCI Express 4.0 x4) (0 free)
Interfaces USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4a Alt Mode) (Power Delivery 3.0)
HDMI
Headphone/microphone combo jack
LAN
USB 2.0 (hidden)
USB 3.2 Gen 1
USB 3.2 Gen 1 (Always On)
HDMI
USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
LAN
Headphone/microphone combo jack
Memory Card Reader Yes (SD Card) 3 in 1 (SD Card, SDHC Card, SDXC Card)
SOFTWARE Lenovo ThinkPad T15g Gen 2 (20YS) Lenovo ThinkBook 14 G4+ IAP (21CX)
Operating System (OS) Windows 10 Pro 64-bit Edition - English Windows 11 Pro - English
Software Included - Microsoft Office (Trial)
MISCELLANEOUS Lenovo ThinkPad T15g Gen 2 (20YS) Lenovo ThinkBook 14 G4+ IAP (21CX)
Included Accessories Power adapter USB-C slim wall mount power adapter
Security Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Security Slot Type Kensington security slot Kensington nano 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, self-healing BIOS Administrator password, hard drive password, power-on password, MIL-STD-810H tested, Rapid Charge Pro, self-healing BIOS
Compliant Standards RoHS, TCG Certified RoHS, Energy-Related Products (ErP) Lot 3, TUV Rheinland Low Blue Light (Software Solution)
ENERGY STAR Certified Yes Yes
EPEAT Compliant EPEAT Gold EPEAT Gold
TCO Certified TCO Certified Notebooks 8 -
Max Operating Temperature 35 °C 35 °C
Min Operating Temperature 5 °C 5 °C
Humidity Range Operating 8 - 95% 8 - 95%
Manufacturer Warranty Base warranty - 3 years - pick-up and return
Base warranty - battery - 1 year
Extended warranty - 3 years - on-site
Limited warranty - 1 year - pick-up and return
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