Lenovo ThinkPad E15 Gen 4 (21E6) vs. Lenovo V15 G4 IAH (83FS)

Laptop Comparison, Reviews and Tests

Side by side comparison and review of Lenovo ThinkPad E15 Gen 4 (21E6) and Lenovo V15 G4 IAH (83FS). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.

Lenovo ThinkPad E15 Gen 4 (21E6) Review

Advantages and disadvantages of Lenovo ThinkPad E15 Gen 4 (21E6) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

efficient performance

comfortable keyboard

good security features

reasonable price

average display quality

moderate battery life

limited graphics capability

no thunderbolt support

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 E15 Gen 4 (21E6) and Lenovo V15 G4 IAH (83FS)
85 % - Design
72 % - Display
75 % - Performance
85 % - Connectivity
75 % - Battery
75 % - Design
65 % - Display
72 % - Performance
75 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad E15 Gen 4 (21E6) vs. Lenovo V15 G4 IAH (83FS) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad E15 Gen 4 (21E6) Lenovo V15 G4 IAH (83FS)
Product Type Notebook Notebook
Dimensions (WxDxH) 36.5 cm x 24 cm x 1.89 cm 35.92 cm x 23.58 cm x 1.99 cm
Weight 1.7 kg 1.67 kg
Case Material Aluminium (top), polycarbonate ABS (bottom) Polycarbonate ABS (bottom), polycarbonate ABS (top)
Colour Black Business black
DISPLAY Lenovo ThinkPad E15 Gen 4 (21E6) 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 45% NTSC 45% NTSC
Features Anti-glare, 170° viewing angle Anti-glare, Low Blue Light technology
PROCESSOR Lenovo ThinkPad E15 Gen 4 (21E6) Lenovo V15 G4 IAH (83FS)
CPU Intel Core i5 (12th Gen) 1235U / 1.3 GHz Intel Core i5 (12th Gen) 12500H / 2.5 GHz
Max Turbo Speed 4.4 GHz 4.5 GHz
Number of Cores 10-core 12-core
Cache 12 MB 18 MB
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkPad E15 Gen 4 (21E6) Lenovo V15 G4 IAH (83FS)
RAM 8 GB (provided memory is soldered) 8 GB (provided memory is soldered)
Max RAM Supported 40 GB 16 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 3200 MHz 3200 MHz
Rated Speed 3200 MHz 3200 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 1 1
Empty Slots 1 1
STORAGE Lenovo ThinkPad E15 Gen 4 (21E6) Lenovo V15 G4 IAH (83FS)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) 256 GB SSD M.2 2242 PCIe 4.0 x4 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkPad E15 Gen 4 (21E6) Lenovo V15 G4 IAH (83FS)
Graphics Processor (GPU) Intel Iris Xe Graphics Intel Iris Xe Graphics
Max Monitors Supported 2 external monitor(s) 2 external monitor(s)
Video System Features - Functions as Intel UHD graphics (for single-channel memory)
Camera Yes - 1080p Yes - 720p
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 ALC3287 Realtek ALC3287
Compliant Standards High Definition Audio, Dolby Audio High Definition Audio, Dolby Audio
Audio Features Harman-branded Input: noise-cancellation technology
COMMUNICATIONS Lenovo ThinkPad E15 Gen 4 (21E6) Lenovo V15 G4 IAH (83FS)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.2 802.11a/b/g/n/ac/ax, Bluetooth 5.1
Wireless Controller M.2 Card M.2 Card
Network Interface Gigabit Ethernet Gigabit Ethernet
Ethernet Controller Intel I219-V -
Features Wake-on-LAN (WOL), dual stream (2x2) Dual stream (2x2)
BATTERY Lenovo ThinkPad E15 Gen 4 (21E6) Lenovo V15 G4 IAH (83FS)
Technology Lithium polymer Lithium polymer
Battery Capacity (Size) 57 Wh 38 Wh
Battery Life Up to 15.6 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 E15 Gen 4 (21E6) Lenovo V15 G4 IAH (83FS)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 65 Watt
INPUT Lenovo ThinkPad E15 Gen 4 (21E6) 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 E15 Gen 4 (21E6) Lenovo V15 G4 IAH (83FS)
Interfaces USB 2.0
USB 3.2 Gen 1 (Always On)
USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI
LAN
Headphone/microphone combo jack
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
SOFTWARE Lenovo ThinkPad E15 Gen 4 (21E6) Lenovo V15 G4 IAH (83FS)
Operating System (OS) Windows 11 Pro - English Windows 11 Pro - English
Software Included - Microsoft Office (Trial)
MISCELLANEOUS Lenovo ThinkPad E15 Gen 4 (21E6) Lenovo V15 G4 IAH (83FS)
Included Accessories USB-C 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 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, MIL-STD-810H tested, self-healing BIOS, NVMe password Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified, TUV Rheinland Low Blue Light (Software Solution) RoHS, Energy-Related Products (ErP) Lot 6, FSC, TUV Rheinland Low Blue Light (Software Solution)
ENERGY STAR Certified Yes -
EPEAT Compliant EPEAT Gold -
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 - 1 year - pick-up and return
Extended warranty - 1 year - on-site
Limited warranty - 1 year - pick-up and return
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