Lenovo ThinkPad T15g Gen 1 (20US) vs. Lenovo V15 G4 IAH (83FS)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of Lenovo ThinkPad T15g Gen 1 (20US) and Lenovo V15 G4 IAH (83FS). 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 T15g Gen 1 (20US) Review

Advantages and disadvantages of Lenovo ThinkPad T15g Gen 1 (20US) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful graphics capabilities

robust build quality

high-resolution display

advanced security features

good thermal management

heavy and bulky

expensive price point

average battery life

limited color accuracy

Lenovo V15 G4 IAH (83FS) Review

Advantages and disadvantages of Lenovo V15 G4 IAH (83FS) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price point

solid build quality

decent processor performance

sufficient connectivity options

lightweight design

average display quality

limited graphics power

modest battery life

no backlit keyboard

Laptop Comparison and Tests

Difference between Lenovo ThinkPad T15g Gen 1 (20US) and Lenovo V15 G4 IAH (83FS)
85 % - Design
85 % - Display
85 % - Performance
84 % - Connectivity
75 % - Battery
75 % - Design
65 % - Display
72 % - Performance
75 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad T15g Gen 1 (20US) vs. Lenovo V15 G4 IAH (83FS) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad T15g Gen 1 (20US) Lenovo V15 G4 IAH (83FS)
Product Type Notebook Notebook
Dimensions (WxDxH) 37.54 cm x 25.23 cm x 3.145 cm 35.92 cm x 23.58 cm x 1.99 cm
Weight 2.74 kg 1.67 kg
Case Material Glass-fibre, glass-fibre reinforced plastic, polyphenylene sulfide Polycarbonate ABS (bottom), polycarbonate ABS (top)
Colour Black Business black
DISPLAY Lenovo ThinkPad T15g Gen 1 (20US) Lenovo V15 G4 IAH (83FS)
Screen Size (Type) 15.6" - IPS 15.6" - TN
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
V-Sync Rate at Max Res. - 60 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 300 cd/m² 250 cd/m²
Colour Gamut 72% NTSC 45% NTSC
Features Anti-glare, 160° viewing angle, 72% NTSC colour gamut Anti-glare, Low Blue Light technology
PROCESSOR Lenovo ThinkPad T15g Gen 1 (20US) Lenovo V15 G4 IAH (83FS)
CPU Intel Core i7 (10th Gen) 10850H / 2.7 GHz Intel Core i5 (12th Gen) 12500H / 2.5 GHz
Max Turbo Speed 5.1 GHz 4.5 GHz
Number of Cores 6-core 12-core
Cache 12 MB 18 MB
64-bit Computing Yes -
Chipset Mobile Intel WM490 -
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkPad T15g Gen 1 (20US) Lenovo V15 G4 IAH (83FS)
RAM 16 GB (1 x 16 GB) 8 GB (provided memory is soldered)
Max RAM Supported 128 GB 16 GB
RAM Type DDR4 SDRAM - non-ECC DDR4 SDRAM
Speed 2933 MHz 3200 MHz
Rated Speed 3200 MHz 3200 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 4 1
Empty Slots 3 1
STORAGE Lenovo ThinkPad T15g Gen 1 (20US) Lenovo V15 G4 IAH (83FS)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption - SK Hynix 256 GB SSD M.2 2242 PCIe 4.0 x4 - NVM Express (NVMe)
RAID Level RAID 0, RAID 1 -
AUDIO & VIDEO Lenovo ThinkPad T15g Gen 1 (20US) Lenovo V15 G4 IAH (83FS)
Multi-GPU Configuration 1 single GPU card / integrated GPU -
Graphics Processor (GPU) NVIDIA GeForce RTX 2070 SUPER / Intel UHD Graphics Intel Iris Xe Graphics
Max Monitors Supported - 2 external monitor(s)
Video Memory 8 GB GDDR6 SDRAM -
Video System Features Max-Q design Functions as Intel UHD graphics (for single-channel memory)
Camera Yes - 720p Yes - 720p
Camera Features Fixed focus, ThinkShutter camera privacy Privacy shutter, fixed focus
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
Codec Realtek ALC3286 Realtek ALC3287
Compliant Standards Dolby Atmos High Definition Audio, Dolby Audio
Audio Features - Input: noise-cancellation technology
COMMUNICATIONS Lenovo ThinkPad T15g Gen 1 (20US) Lenovo V15 G4 IAH (83FS)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.1 802.11a/b/g/n/ac/ax, Bluetooth 5.1
Wireless Controller Intel Wi-Fi 6 AX 201 - M.2 Card M.2 Card
Network Interface Gigabit Ethernet Gigabit Ethernet
Features - Dual stream (2x2)
BATTERY Lenovo ThinkPad T15g Gen 1 (20US) Lenovo V15 G4 IAH (83FS)
Technology 6-cell Lithium Ion Lithium polymer
Battery Capacity (Size) 94 Wh 38 Wh
Battery Life Up to 16.4 hours Up to 9.1 hours
Battery Run Time - Local video (1080p) playback time (150 nits): up to 9.1 hours
AC ADAPTER Lenovo ThinkPad T15g Gen 1 (20US) Lenovo V15 G4 IAH (83FS)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 230 Watt, 20 V 65 Watt
INPUT Lenovo ThinkPad T15g Gen 1 (20US) Lenovo V15 G4 IAH (83FS)
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
Numeric Keypad Yes Yes
Keyboard Backlight Yes -
Features Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls Spill-resistant, multi-touch touchpad, buttonless touchpad, precision touchpad, SMB Service hot key
CONNECTIONS & EXPANSIONS Lenovo ThinkPad T15g Gen 1 (20US) Lenovo V15 G4 IAH (83FS)
Slots 2 x M.2 Card (1 free) -
Interfaces USB-C 3.2 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery)
2 x USB-C 3.2 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery)
USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
HDMI
Headphone/microphone combo jack
LAN
USB 3.2 Gen 1
USB-C 3.2 Gen 1 (supports DisplayPort 1.2 Alt Mode) (Power Delivery 3.0)
HDMI 1.4b
LAN
Headphone/microphone combo jack
USB 2.0
Memory Card Reader Yes (SD Card) -
SOFTWARE Lenovo ThinkPad T15g Gen 1 (20US) Lenovo V15 G4 IAH (83FS)
Operating System (OS) Windows 10 Home 64-bit Edition Windows 11 Pro - English
Software Included - Microsoft Office (Trial)
MISCELLANEOUS Lenovo ThinkPad T15g Gen 1 (20US) Lenovo V15 G4 IAH (83FS)
Included Accessories Power adapter Power adapter
Security Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader Firmware Trusted Platform Module (TPM 2.0) Security Chip
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, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS
Compliant Standards RoHS RoHS, Energy-Related Products (ErP) Lot 6, FSC, TUV Rheinland Low Blue Light (Software Solution)
ENERGY STAR Certified Yes -
EPEAT Compliant EPEAT Gold -
TCO Certified TCO Certified Notebooks 8 -
Max Operating Temperature - 35 °C
Min Operating Temperature - 5 °C
Humidity Range Operating - 8 - 95%
Manufacturer Warranty - Limited warranty - 1 year - pick-up and return
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