Lenovo ThinkPad X1 Carbon Gen 6 vs. Dell Latitude 7400: Full specs comparison

We thoroughly analyzed technical specifications for Lenovo ThinkPad X1 Carbon Gen 6 and Dell Latitude 7400 models, including CPU, memory, storage, battery life, display quality, and other features.

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Lenovo ThinkPad X1 Carbon Gen 6 image

Lenovo ThinkPad X1 Carbon Gen 6

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Dell Latitude 7400 image

Dell Latitude 7400

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Lenovo ThinkPad X1 Carbon Gen 6 Pros

Reasons that Lenovo ThinkPad X1 Carbon Gen 6 is better than Dell Latitude 7400.

About 17% lighter

Lenovo ThinkPad X1 Carbon Gen 6 weighed 2.49 pounds, 17% lighter than the 2.99 pounds Dell Latitude 7400.

WeightLenovo ThinkPad X1 Carbon Gen 6Dell Latitude 7400
Pound
2.49 lbs.
2.99 lbs.
Kilogram
1.13 kg
1.36 kg

Dell Latitude 7400 Pros

Reasons that Dell Latitude 7400 is better than Lenovo ThinkPad X1 Carbon Gen 6.

Newer manufacturing

2019 vs. 2018

Slightly faster CPU performance

Intel Core i7-8665U inside Dell Latitude 7400 has a 8% better multi-core CPU performance score than the Intel Core i7-8650U inside Lenovo ThinkPad X1 Carbon Gen 6.

Geekbench 5 multi-core score
Dell Latitude 7400 - Intel Core i7-8665U
4,209
Lenovo ThinkPad X1 Carbon Gen 6 - Intel Core i7-8650U
3,879
Dell Latitude 7400 - Intel Core i5-8365U
3,442
Lenovo ThinkPad X1 Carbon Gen 6 - Intel Core i5-8350U
2,982
Dell Latitude 7400 - Intel Core i5-8265U
2,132
Lenovo ThinkPad X1 Carbon Gen 6 - Intel Core i5-8250U
1,971
Supports larger memory

Dell Latitude 7400 supports a larger memory capacity than the Lenovo ThinkPad X1 Carbon Gen 6. It supports up to 32GB versus 16GB of system memory on the Lenovo ThinkPad X1 Carbon Gen 6.

Max system memory size
Dell Latitude 7400
32 GB
Lenovo ThinkPad X1 Carbon Gen 6
16 GB
Supports faster memory

Dell Latitude 7400 supports a faster memory speed than the Lenovo ThinkPad X1 Carbon Gen 6. It supports up to 2400MHz versus 2133MHz of system memory on the Lenovo ThinkPad X1 Carbon Gen 6.

Memory type and speed
Dell Latitude 7400 - DDR4
2,400 MHz
Lenovo ThinkPad X1 Carbon Gen 6 - LPDDR3
2,133 MHz
Upgradable memory

Dell Latitude 7400 comes with two SODIMM slots that allow you to replace or upgrade when needed. On the flip side, you can't upgrade RAM on the Lenovo ThinkPad X1 Carbon Gen 6 since it has onboard memory.

MemoryLenovo ThinkPad X1 Carbon Gen 6Dell Latitude 7400
Slots
Onboard
x2
TypeLPDDR3DDR4

Prices

Here are the latest price updates and offers for both devices.

Lenovo ThinkPad X1 Carbon Gen 6 Price
Lenovo ThinkPad X1 Carbon (6th Gen) 14-inch FHD Laptop, Intel Quad Core i7-8650U, 16GB RAM, 256GB NVMe-PCIe SSD, Fingerprint Reader, Windows 10 Pro, Black (Renewed)
 Lenovo ThinkPad X1 Carbon (6th Gen) 14-inch FHD Laptop, Intel Quad Core i7-8650U, 16GB RAM, 256GB NVMe-PCIe SSD, Fingerprint Reader, Windows 10 Pro, Black (Renewed)
By Lenovo
$329.00
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Lenovo ThinkPad X1 Carbon (6th Gen) - Windows 10 Pro - Intel Quad Core i5-8350U, 256GB NVMe-PCIe SSD, 16GB RAM, 14 FHD IPS (1920x1080) Display, Fingerprint Reader, Black (Renewed)
 Lenovo ThinkPad X1 Carbon (6th Gen) - Windows 10 Pro - Intel Quad Core i5-8350U, 256GB NVMe-PCIe SSD, 16GB RAM, 14 FHD IPS (1920x1080) Display, Fingerprint Reader, Black (Renewed)
By Lenovo
$303.99
$319.00 5% OFF
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Lenovo ThinkPad X1 Carbon 6th Gen Ultrabook 14" FHD Laptop, Intel Core i5-8350U 8GB RAM 256GB SSD, Backlit Keyboard, Fingerprint, Win 10 Pro (Renewed)
 Lenovo ThinkPad X1 Carbon 6th Gen Ultrabook 14" FHD Laptop, Intel Core i5-8350U 8GB RAM 256GB SSD, Backlit Keyboard, Fingerprint, Win 10 Pro (Renewed)
By Lenovo
$249.90
$268.00 7% OFF
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Dell Latitude 7400 Price
Dell Latitude 7400 Laptop, 14.0 inches FHD (1920 x 1080) Touchscreen, Intel Core 8th Gen i7-8665U, 16GB RAM, 256GB SSD, Windows 11 (Renewed)
 Dell Latitude 7400 Laptop, 14.0 inches FHD (1920 x 1080) Touchscreen, Intel Core 8th Gen i7-8665U, 16GB RAM, 256GB SSD, Windows 11 (Renewed)
By Dell
$299.00
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Dell Latitude 7400 Laptop 14 Intel Core i7 8th Gen i7-8665U Dual Core 512GB SSD 16GB 1920x1080 FHD Windows 10 Pro (Renewed)
 Dell Latitude 7400 Laptop 14 Intel Core i7 8th Gen i7-8665U Dual Core 512GB SSD 16GB 1920x1080 FHD Windows 10 Pro (Renewed)
By Dell
$254.99
$274.00 7% OFF
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Dell Latitude 7400 14-Inch Full HD Touch Screen Intel Core i7-8665U 32GB RAM 512GB SSD Win 11 Pro Laptop (Renewed)
 Dell Latitude 7400 14-Inch Full HD Touch Screen Intel Core i7-8665U 32GB RAM 512GB SSD Win 11 Pro Laptop (Renewed)
By Dell
$354.00
$377.03 6% OFF
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Specs Comparison

Availability

Lenovo ThinkPad X1 Carbon Gen 6Dell Latitude 7400
Released20182019
Generations-

Exterior

Lenovo ThinkPad X1 Carbon Gen 6Dell Latitude 7400
Dimensions12.73” x 8.54” x 0.62” (323.5 x 217.1 x 15.95 mm)
Width: 12.73” (323.5 mm)
Depth: 8.54” (217.1 mm)
Height: 0.62” (15.95 mm)
12.65” x 8.42” x 0.70 - 0.75” (321.35mm x 214.08mm x 17.82 - 18.96mm)”
WeightStarting at 2.49 lbs (1.13 kg)2.99 lb (1.36kg)
Colors
BlackBlack with color coded hinges
  • CNC machined aluminum in platinum silver
  • Carbon fiber in black
Keyboard and Trackpad
  • Spill-resistant, Backlit with white LED lighting keyboard.
  • Trackpad + TrackPoint® pointing device.
  • Keyboard
    • Full size, backlit chiclet keyboard.
  • Touchpad
    • Size: 3.91” x 2.08” (99.5mm x 53mm)
    • Supports Microsoft Precision multi-touch gesture.
    • Have dedicated left and right-click buttons.

Display

Lenovo ThinkPad X1 Carbon Gen 6Dell Latitude 7400
Size14 Inches14 Inches
Info
  • 14” FHD
    1920 x 1080, IPS, 60Hz, anti-glare, 300 nits, multi-touch.
  • 14” WQHD
    2560 x 1440, IPS, 60Hz, anti-glare, 300 nits, multi-touch.
  • 14” HDR WQHD
    2560 x 1440, IPS, 60Hz, glossy, Dolby Vision™ HDR, 500 nits, multi-touch.
  • 14” HD
    WXGA (1366x768), 220 nits, anti-glare, non-touch display.
  • 14” FHD
    (1920 x 1080), 300 nits, anti-glare, non-touch display
  • 14” FHD
    (1920 x 1080), 300 nits, anti-glare, non-touch display with Dynamic Privacy Dell SafeScreen
  • 14” FHD Touch
    (1920 x 1080), 255 nits, anti-glare, touch display

Ports

Lenovo ThinkPad X1 Carbon Gen 6Dell Latitude 7400
  • 2 x Thunderbolt™ 3
    Supports Power Delivery & DisplayPort.
  • 2 x USB 3.1 Gen 1
    Full-size USB-A ports always on.
  • 1 x Network extension for Ethernet/side mechanical docking
  • 1 x HDMI 1.4
  • 1 x Headphone / mic combo
  • 1 x MicroSD card reader
  • 1 x WWAN slot (Fibocom L850-GL 4G LTE-A cat 9) (optional)
  • 1 x Power button
  • 1 x Kensington lock slot
Dell Latitude 7400 Ports
Image Source: Dell
Left (5)
  • 1 x power port
  • 1 x Thunderbolt 3
    40 Gpbs, USB 3.1 Gen 2 (10 Gbps), DisplayPort 1.2, Power Delivery
  • 1 x HDMI
    v1.4
  • 1 x USB-A
    USB 3.1 Gen 1 (5 Gbps)
  • 1 x Smart Card Reader
    Optional
Right (5)
  • 1 x headphone jack
    Headphone/Microphone
  • 1 x microSD card slot
  • 1 x nanoSIM card slot
    Optional
  • 1 x USB-A
    USB 3.1 Gen 1 (5 Gbps), PowerShare
  • 1 x lock slot

Internal Specs

Lenovo ThinkPad X1 Carbon Gen 6Dell Latitude 7400
Processor
  1. 8th Gen Intel® Core™ i5-8250U
    4 cores, 8 threads, 1.60 → 3.40 GHz, 6MB SmartCache, 15W
  2. 8th Gen Intel® Core™ i5-8350U
    4 cores, 8 threads, 1.70 → 3.60 GHz, 6MB SmartCache, 15W
  3. 8th Gen Intel® Core™ i7-8650U
    4 cores, 8 threads, 1.90 → 4.20 GHz, 8MB SmartCache, 15W
  1. 8th Gen Intel® Core™ i5-8265U
    4 cores, 8 threads, 1.60 → 3.90 GHz, 6MB SmartCache, 15W
  2. 8th Gen Intel® Core™ i5-8365U
    4 cores, 8 threads, 1.60 → 4.10 GHz, 6MB SmartCache, 15W
  3. 8th Gen Intel® Core™ i7-8665U
    4 cores, 8 threads, 1.90 → 4.80 GHz, 8MB SmartCache, 15W
Integrated Graphics
  1. 8th Gen Intel® Core™ i5-8250U
    Intel® UHD Graphics 620
    24 Execution Units, 300 → 1100 MHz
  2. 8th Gen Intel® Core™ i5-8350U
    Intel® UHD Graphics 620
    24 Execution Units, 300 → 1100 MHz
  3. 8th Gen Intel® Core™ i7-8650U
    Intel® UHD Graphics 620
    24 Execution Units, 300 → 1150 MHz
  1. 8th Gen Intel® Core™ i5-8265U
    Intel® UHD Graphics 620
    24 Execution Units, 300 → 1100 MHz
  2. 8th Gen Intel® Core™ i5-8365U
    Intel® UHD Graphics 620
    24 Execution Units, 300 → 1100 MHz
  3. 8th Gen Intel® Core™ i7-8665U
    Intel® UHD Graphics 620
    24 Execution Units, 300 → 1150 MHz
Memory
  • 8GB 16GB
    2133 MHz Dual-channel LPDDR3 SRAM.
  • Memory Info
    • 2 x SoDIMM slots
    • Type: Dual-Channel DDR4
    • Speed: 2400 MHz
  • Memory Configurations
    • Minimum Memory: 4GB
    • Maximum Memory: 32GB
Storage
  • 256 GB 512 GB 1 TB
    M.2 2280 PCIe NVMe (Replaceable).
  • Hard Drive Slot
    • 1 x M.2 2280 slot
  • Hard Drive Configurations
    • Up to 1TB PCIe SSD

Connectivity

Lenovo ThinkPad X1 Carbon Gen 6Dell Latitude 7400
Wi-Fi
  • Intel® Dual-Band Wireless-AC(2x2) 8265
    Up to 867 Mbps, Dual band 2.4 GHz/5 GHz, 802.11 a/b/g/n/ac.
  • Qualcomm QCA61x4A Wi-Fi 5 802.11ac
    Dual band 2.4 GHz/5 GHz, WiFi 802.11 a/b/g, WiFi-4 (802.11n), WiFi-5 (802.11ac)
  • Intel® Wi-Fi 5 Wireless-AC 9560 2x2 802.11ac vPro
    Dual band 2.4 GHz/5 GHz, WiFi 802.11 a/b/g, WiFi-4 (802.11n), WiFi-5 (802.11ac)
  • Intel® Wi-Fi 6 AX200 2x2 802.11ax 160MHz
    Dual band 2.4 GHz/5 GHz, WiFi 802.11 a/b/g, WiFi-4 (802.11n), WiFi-5 (802.11ac), WiFi-6 (802.11ax)
Bluetooth
  • Bluetooth 4.1
  • Bluetooth 5.0 
    With Intel® Wi-Fi 5 Wireless-AC 9560 and Intel® Wi-Fi 6 AX200 models
  • Bluetooth 4.2
    With Qualcomm QCA61x4A models
More
  • WWAN: Fibocom L850-GL 4G LTE-A cat 9
Optional Mobile Broadband Qualcomm Snapdragon X20 Global Gigabit LTE (Optional)

Battery

Lenovo ThinkPad X1 Carbon Gen 6Dell Latitude 7400
Size
  • 3-cell smart lithium-ion
  • Battery Capacity: 57 Wh
  • 32 Wh (3-cell Polymer, ExpressCharge capable battery)
  • 60 Wh (4-cell Polymer, ExpressCharge capable battery)
  • 60 Wh (4-cell Polymer, Long Life Battery)
Battery Life
  • Up to 15 hours
* Tested with MobileMark 2014		-
Power Supply65 W USB (Type-C) power adapter
Supports Rapid Charge.
  • 65W 7.4 mm Barrel Adapter
  • 90W 7.4 mm Barrel Adapter
  • 65W adapter, Type-C
  • 90W adapter, Type-C

Software

Lenovo ThinkPad X1 Carbon Gen 6Dell Latitude 7400
OS
  • Windows 10 Home 64-bit
Windows 10 Home Windows 10 Pro
Upgradable to Windows 11
Built-in Apps
  • Lenovo Vantage
  • Microsoft Office 30-days trial
  • McAfee® Small Business Security 30 Day Free Trial

Camera & Audio

Lenovo ThinkPad X1 Carbon Gen 6Dell Latitude 7400
Camera
  • Front-facing camera
    720p (1280 x 720 HD) camera.
  • IR Facial Authentication (optional)
  • Front-facing camera
    Top-mount front camera with fixed focus lens, 0.92 Megapixels (1280 x 720 HD) at 30 fps.
  • Optinal Infrared camera
    For Windows Hello Facial Recognition.
Audio
  • Dolby Audio™ Premium
  • Dolby Atmos® for headphones
  • Noise-cancelling dual-array far-field microphones
  • Realtek ALC3254 with Waves MaxxAudio Pro
  • 2 x 2W = 4W stereo speakers
  • Dual array microphones

Misc

Lenovo ThinkPad X1 Carbon Gen 6Dell Latitude 7400
Sensors
  • Windows Hello compliant fingerprint reader on the palm rest
  • Optional IR Camera
  • Ambient light sensor
  • Ambient Light Sensor (optional)
  • IR Camera (optional)
  • Windows Hello compliant fingerprint reader in the power button
Security
  • Fast Identity Online (FIDO) authentication capabilities
  • Match-on-Chip Fingerprint Reader
  • dTPM 2.0 chip
  • ThinkShutter camera cover
  • Optional IR Camera
  • Kensington lock slot
  • Security lock slot
  • Windows Hello Facial Recognition (optional)
  • Windows Hello compliant fingerprint reader in the power button
  • Camera Shutter
  • Dynamic Privacy Dell SafeScreen
Warranty-3 Years Hardware Warranty with Onsite In-Home Service after Remote Diagnosis

Key Features

Lenovo ThinkPad X1 Carbon Gen 6Dell Latitude 7400
At Glance
Released in
2018
16:9 WQHD
14”
1440p 60Hz
Weight
2.49 lb
1.13 kg
Up to
Intel Core i7-8650U
4C/8T, 1.90 → 4.20 GHz
Geekbench 5
1,106
Single Core
Geekbench 5
3,879
Multi-Core
With integrated
Intel® UHD Graphics 620
24 Execution Units, 300 → 1150 MHz
Configurable up to
16GB
2133 MHz LPDDR3
Released in
2019
16:9 FHD
14”
1080p 60Hz
Weight
2.99 lb
1.36 kg
Up to
Intel Core i7-8665U
4C/8T, 1.90 → 4.80 GHz
Geekbench 5
1,134
Single Core
Geekbench 5
4,209
Multi-Core
With integrated
Intel® UHD Graphics 620
24 Execution Units, 300 → 1150 MHz
Upgradable up to
32GB
2400 MHz DDR4
Dell Latitude 7400 Ports

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