ASUS ROG Strix G18 (G814JI) vs. Lenovo ThinkPad T14 Gen 4 (21HD)

Laptop Comparison, Reviews and Tests

In depth comparison and review of ASUS ROG Strix G18 (G814JI) and Lenovo ThinkPad T14 Gen 4 (21HD). 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 ROG Strix G18 (G814JI) Review

Advantages and disadvantages of ASUS ROG Strix G18 (G814JI) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful gaming performance

high refresh rate display

robust thermal management

customizable rgb lighting

ample storage options

heavy and bulky

short battery life

high price point

limited port selection

Lenovo ThinkPad T14 Gen 4 (21HD) Review

Advantages and disadvantages of Lenovo ThinkPad T14 Gen 4 (21HD) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard comfort

impressive security features

good battery life

efficient performance

heavier than competitors

average display brightness

limited color options

higher price point

Laptop Comparison and Tests

Difference between ASUS ROG Strix G18 (G814JI) and Lenovo ThinkPad T14 Gen 4 (21HD)
86 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
75 % - Battery
82 % - Design
85 % - Display
84 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

ASUS ROG Strix G18 (G814JI) vs. Lenovo ThinkPad T14 Gen 4 (21HD) Comparison Chart
DESIGN AND DIMENSIONS ASUS ROG Strix G18 (G814JI) Lenovo ThinkPad T14 Gen 4 (21HD)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 39.9 cm x 29.4 cm x 3.08 cm 31.77 cm x 22.69 cm x 1.79 cm
Weight 3 kg 1.36 kg
Case Material - Carbon fibre hybrid (top), polyphenylene sulfide (bottom)
Colour Eclipse grey Thunder black
DISPLAY ASUS ROG Strix G18 (G814JI) Lenovo ThinkPad T14 Gen 4 (21HD)
Screen Size (Type) 18" 14" - IPS
Screen Resolution 2560 x 1600 (WQXGA) 1920 x 1200 (WUXGA)
V-Sync Rate at Max Res. 240 Hz -
Widescreen Yes Yes
Image Aspect Ratio 16:10 16:10
Image Brightness 500 cd/m² 300 cd/m²
Colour Gamut 100% DCI-P3 45% NTSC
Features Anti-glare, NVIDIA G-SYNC compatible, Adaptive-Sync technology, HDR (high dynamic range), 3 ms response rate, Pantone Validated, IPS-level, Dolby Vision, 89% screen-to-body ratio Anti-glare
PROCESSOR ASUS ROG Strix G18 (G814JI) Lenovo ThinkPad T14 Gen 4 (21HD)
CPU Intel Core i9 (13th Gen) 13980HX / 2.2 GHz Intel Core i5 (13th Gen) 1335U / 1.3 GHz
Max Turbo Speed 5.6 GHz 4.6 GHz
Number of Cores 24-core 10-core
Cache L3 - 36 MB 12 MB
Features Intel Smart Cache Integrated memory controller
MEMORY ASUS ROG Strix G18 (G814JI) Lenovo ThinkPad T14 Gen 4 (21HD)
RAM 32 GB (2 x 16 GB) 16 GB (provided memory is soldered)
Max RAM Supported 32 GB 32 GB
RAM Type DDR5 SDRAM DDR5 SDRAM
Speed 4800 MHz 5200 MHz
Rated Speed 4800 MHz 5200 MHz
Form Factor SO-DIMM 262-pin SO-DIMM 262-pin
Slots Qty 2 1
Empty Slots 0 1
STORAGE ASUS ROG Strix G18 (G814JI) Lenovo ThinkPad T14 Gen 4 (21HD)
Main Storage Size (HDD/SSD) 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe) 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe)
AUDIO & VIDEO ASUS ROG Strix G18 (G814JI) Lenovo ThinkPad T14 Gen 4 (21HD)
Multi-GPU Configuration 1 single GPU card / integrated GPU -
Graphics Processor (GPU) NVIDIA GeForce RTX 4070 / Intel UHD Graphics Intel Iris Xe Graphics
Max Monitors Supported - 3 external monitor(s)
Video Memory 8 GB GDDR6 SDRAM -
Video System Features Max-Q design, ROG Boost, Dynamic Boost, MUX Switch, NVIDIA Advanced Optimus, NVIDIA DLSS 3, NVIDIA Studio Functions as Intel UHD graphics (for single-channel memory)
Gaming Yes -
Camera Yes - 720p Yes - 1080p
Camera Features - Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera
Sound Speakers, array microphone Stereo speakers, dual array microphone
Codec - Realtek ALC3287
Compliant Standards Dolby Atmos High Definition Audio, Dolby Audio
Audio Features Output: Smart Amp, Hi-Res Audio; Input: AI noise cancelling Input: Dolby Voice, 360° far-field
COMMUNICATIONS ASUS ROG Strix G18 (G814JI) Lenovo ThinkPad T14 Gen 4 (21HD)
Wireless Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller - Intel Wi-Fi 6E AX 211
Network Interface Ethernet Gigabit Ethernet
Ethernet Controller - Intel I219-V
Features Dual stream (2x2) Wake-on-LAN (WOL), dual stream (2x2)
WWAN
Generation - 4G upgradable
BATTERY ASUS ROG Strix G18 (G814JI) Lenovo ThinkPad T14 Gen 4 (21HD)
Technology 4-cell Lithium Ion Lithium polymer
Battery Capacity (Size) 90 Wh 52.5 Wh
AC ADAPTER ASUS ROG Strix G18 (G814JI) Lenovo ThinkPad T14 Gen 4 (21HD)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 240 Watt, 20 V, 12 A 65 Watt
INPUT ASUS ROG Strix G18 (G814JI) Lenovo ThinkPad T14 Gen 4 (21HD)
Type Keyboard, touchpad Keyboard, TrackPoint, UltraNav
Numeric Keypad Yes -
Keyboard Backlight Yes (RGB) Yes
Features Chiclet keyboard, per-key RGB, 1.9mm travel distance, ASUS Overstroke technology Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls
CONNECTIONS & EXPANSIONS ASUS ROG Strix G18 (G814JI) Lenovo ThinkPad T14 Gen 4 (21HD)
Interfaces Headphone/microphone combo jack
HDMI 2.1
2 x USB 3.2 Gen 2
USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery)
USB-C (supports Thunderbolt 4, DisplayPort Alt Mode)
LAN
USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI (4K support)
LAN
Headphone/microphone combo jack
SOFTWARE ASUS ROG Strix G18 (G814JI) Lenovo ThinkPad T14 Gen 4 (21HD)
Operating System (OS) Windows 11 Home Windows 11 Pro - English
Software Included Armoury Crate, Xbox Game Pass Ultimate (3 months), Aura Creator, NVIDIA Studio drivers, Microsoft 365 (1 month trial) Glance by Mirametrix
MISCELLANEOUS ASUS ROG Strix G18 (G814JI) Lenovo ThinkPad T14 Gen 4 (21HD)
Included Accessories Power adapter USB-C power adapter
Security Firmware Trusted Platform Module (TPM) Security Chip Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader
Security Slot Type - Kensington nano security slot
Theft/Intrusion Protection - Security lock slot (cable lock sold separately)
Features ASUS Aura Sync technology, Aura Sync light bar, BIOS protection, ROG Intelligent Cooling, ROG Nebula Display, Thermal Grizzly Conductonaut Extreme, 0dB Ambient Cooling Administrator password, system password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, Firmware Resiliency 3.0, certificate based BIOS authentication, FIDO (Fast Identity Online) authentication
Compliant Standards TUV Rheinland Low Blue Light Certification RoHS, Energy-Related Products (ErP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0
Max Operating Temperature - 35 °C
Min Operating Temperature - 5 °C
Humidity Range Operating - 8 - 95%
Manufacturer Warranty Limited warranty - 2 years - pick-up and return Base warranty - 3 years - pick-up and return
Base warranty - battery - 1 year
Extended warranty - 1 year - on-site - response time: next business day
Model Number N6070W -
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