Dell Latitude 3390 2-in-1 vs. Dell Latitude 7400 2-in-1

Laptop Comparison, Reviews and Tests
Dell Latitude 3390 2-in-1
Dell Latitude 3390 2-in-1
Dell Latitude 7400 2-in-1
Dell Latitude 7400 2-in-1

Our Rating: 85 %

In depth comparison and review of Dell Latitude 3390 2-in-1 and Dell Latitude 7400 2-in-1. 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.

Dell Latitude 7400 2-in-1 Review

Advantages and disadvantages of Dell Latitude 7400 2-in-1 based on its technical characteristics, features, user experience, expert reviews and price level.

excellent battery life

versatile 2-in-1 design

responsive touchscreen

robust build quality

fast charging support

higher price point

average graphics performance

limited port selection

noisy under load

Laptop Comparison and Tests

Difference between Dell Latitude 3390 2-in-1 and Dell Latitude 7400 2-in-1
Dell Latitude 7400 2-in-1
81 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
82 % - Battery

Laptop Specifications Comparison

Dell Latitude 3390 2-in-1 vs. Dell Latitude 7400 2-in-1 Comparison Chart
DESIGN AND DIMENSIONS Dell Latitude 3390 2-in-1 Dell Latitude 7400 2-in-1
Product Type Notebook - flip design Notebook - flip design
Dimensions (WxDxH) 32.4 cm x 22.48 cm x 2.04 cm 31.977 cm x 19.99 cm x 1.489 cm
Weight 1.57 kg 1.36 kg
Colour Black Silver
DISPLAY Dell Latitude 3390 2-in-1 Dell Latitude 7400 2-in-1
Screen Size (Type) 13.3" 14"
Touchscreen Yes Yes (10-point multi-touch)
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
Pixel Density (ppi) - 157
V-Sync Rate at Max Res. - 60 Hz
Widescreen Yes Yes
Image Aspect Ratio - 16:9
Image Brightness 220 cd/m² 300 cd/m²
Features Anti-glare Anti-reflective, anti-smudge, Wide Viewing Angle, 35 ms response rate, ±89° horizontal viewing angle, ±89° vertical viewing angle, 0.161 mm pixel pitch
PROCESSOR Dell Latitude 3390 2-in-1 Dell Latitude 7400 2-in-1
CPU Intel Core i3 (7th Gen) 7020U / 2.3 GHz Intel Core i5 (8th Gen) 8365U / 1.6 GHz
Max Turbo Speed - 4.1 GHz
Number of Cores Dual-Core Quad-Core
Cache 3 MB 6 MB
64-bit Computing Yes Yes
Platform Technology - Intel vPro Platform
Features - Intel Turbo Boost Technology 2.0, Intel Smart Cache
MEMORY Dell Latitude 3390 2-in-1 Dell Latitude 7400 2-in-1
RAM 4 GB (1 x 4 GB) 8 GB (provided memory is soldered)
Max RAM Supported 16 GB -
RAM Type DDR4 SDRAM LPDDR3 SDRAM
Speed 2400 MHz 2133 MHz
Rated Speed 2400 MHz 2133 MHz
Form Factor SO-DIMM 260-pin -
Slots Qty 2 -
Empty Slots 1 -
STORAGE Dell Latitude 3390 2-in-1 Dell Latitude 7400 2-in-1
Main Storage Size (HDD/SSD) 128 GB SSD M.2 2280 SATA 256 GB SSD M.2 PCIe
AUDIO & VIDEO Dell Latitude 3390 2-in-1 Dell Latitude 7400 2-in-1
Graphics Processor (GPU) Intel HD Graphics 620 Intel UHD Graphics 620
Memory Allocation Technology Shared Video Memory (UMA) Shared Video Memory (UMA)
Camera Yes - 1280 x 720 Yes
Resolution 0.92 Megapixel 0.3 Megapixel
Camera Features IR camera IR camera, 2 x infrared emitters
Video Resolutions 1280 x 720 340 x 340
Frame Rate 30 frames per second 30 frames per second
Sound Stereo speakers, two microphones Stereo speakers, microphone
Codec Realtek ALC3253 Realtek ALC3254
Compliant Standards High Definition Audio -
Audio Features MaxxAudio Pro -
COMMUNICATIONS Dell Latitude 3390 2-in-1 Dell Latitude 7400 2-in-1
Wireless 802.11a/b/g/n/ac, Bluetooth 4.1 802.11a/b/g/n/ac Wave 2, Bluetooth 5.0
Wireless Controller Atheros QCA61x4A - M.2 2230 Intel Wireless-AC 9560 - M.2 Card
BATTERY Dell Latitude 3390 2-in-1 Dell Latitude 7400 2-in-1
Technology 3-cell Lithium Ion 4-cell lithium polymer
Battery Capacity (Size) 42 Wh 52 Wh
AC ADAPTER Dell Latitude 3390 2-in-1 Dell Latitude 7400 2-in-1
Input AC 120/230 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 45 Watt, 19.5 V, 2.31 A 65 Watt, 20 V, 3.25 A
INPUT Dell Latitude 3390 2-in-1 Dell Latitude 7400 2-in-1
Type Keyboard, touchpad Keyboard, touchpad
Keyboard Backlight Yes Yes
CONNECTIONS & EXPANSIONS Dell Latitude 3390 2-in-1 Dell Latitude 7400 2-in-1
Interfaces Headphone/microphone combo jack
USB 3.1 Gen 1 (PowerShare)
USB-C (supports DisplayPort Alt Mode)
USB 2.0
HDMI		 Headphone/microphone combo jack
2 x USB 3.1 Gen 1 (PowerShare)
2 x USB-C 3.1 Gen 2 (supports Thunderbolt 3) (Power Delivery)
HDMI
Memory Card Reader Yes (SD Card) Yes (microSD, microSDHC, microSDXC)
SOFTWARE Dell Latitude 3390 2-in-1 Dell Latitude 7400 2-in-1
Operating System (OS) Windows 10 Pro 64-bit Edition - English Windows 10 Pro 64-bit Edition - Multilingual User Interface (MUI)
Software Included Microsoft Office (Trial) Microsoft Office (Trial)
MISCELLANEOUS Dell Latitude 3390 2-in-1 Dell Latitude 7400 2-in-1
Included Accessories Power adapter USB-C power adapter
Security Trusted Platform Module (TPM 2.0) Security Chip Trusted Platform Module (TPM 2.0) Security Chip
Security Slot Type Noble Wedge security slot Noble Wedge security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Features - Noise reduction
Compliant Standards - FIPS 140-2, TCG Certified
ENERGY STAR Certified - Yes
Max Operating Temperature - 35 °C
Min Operating Temperature - 0 °C
Humidity Range Operating - 10 - 80% (non-condensing)
Manufacturer Warranty Limited warranty - 1 year - on-site -
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