Samsung 990 EVO Plus vs Samsung 870 EVO Black Friday 2026

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Samsung 990 EVO Plus and Samsung 870 EVO serve different upgrade needs: Samsung 990 EVO Plus is a fast M.2 NVMe SSD for compatible newer systems, while Samsung 870 EVO is a 2.5-inch SATA SSD for a broad range of older computers. For Black Friday 2026, the right choice depends first on your device’s drive interface, then on the speed and capacity you need.

We researched and compared specs, reviews and owner feedback to make this guide useful for shoppers considering either drive or a related Samsung SSD. My pick for most people with an M.2 NVMe slot is Samsung 990 EVO Plus 2TB. Samsung 870 EVO 2TB is the practical alternative when a system requires a 2.5-inch SATA drive. Below, each recommendation includes its key specs, best use and trade-offs.

How We Picked

• Compared interface, form factor and stated sequential read and write speeds.
• Included multiple capacities so shoppers can match a drive to an upgrade or storage plan.
• Reviewed manufacturer specifications, published reviews and owner feedback rather than claiming research.
• Prioritized compatibility clarity, since M.2 NVMe and 2.5-inch SATA drives are not interchangeable.
• Selected Samsung SSD alternatives that cover general upgrades, demanding workloads and SATA expansion.

Comparison Table

Product	Best for	Interface	Sequential read	Capacity
Samsung 990 EVO Plus 2TB M.2 NVMe SSD	Fast general-purpose M.2 upgrades	PCIe 4.0 x4 / PCIe 5.0 x2	Up to 7,250 MB/s	2TB
Samsung 990 EVO Plus 1TB M.2 NVMe SSD	A responsive system drive	PCIe 4.0 x4 / PCIe 5.0 x2	Up to 7,150 MB/s	1TB
Samsung 990 EVO Plus 4TB M.2 NVMe SSD	Large libraries and work files	PCIe 4.0 x4 / PCIe 5.0 x2	Up to 7,250 MB/s	4TB
Samsung 870 EVO 1TB 2.5-Inch SATA SSD	Replacing a 2.5-inch hard drive	SATA 6 Gb/s	Up to 560 MB/s	1TB
Samsung 870 EVO 2TB 2.5-Inch SATA SSD	SATA storage expansion	SATA 6 Gb/s	Up to 560 MB/s	2TB
Samsung 870 EVO 4TB 2.5-Inch SATA SSD	A large SATA library	SATA 6 Gb/s	Up to 560 MB/s	4TB
Samsung 990 PRO 2TB PCIe 4.0 NVMe M.2 SSD	High-performance PC builds	PCIe 4.0 x4, NVMe	Up to 7,450 MB/s	2TB

Best Picks Reviewed

#1 · Top pick

Samsung 990 EVO Plus 2TB M.2 NVMe SSD

The Samsung 990 EVO Plus 2TB M.2 NVMe SSD is the best overall pick for compatible everyday laptops and desktops, with sequential reads up to 7,250 MB/s.

Best for: Fast general-purpose M.2 upgrades

Capacity

2TB

Form factor

M.2 2280

Interface

PCIe 4.0 x4 / PCIe 5.0 x2

Sequential read

Up to 7,250 MB/s

Sequential write

Up to 6,300 MB/s

Pros

• Fast NVMe performance for large transfers and responsive everyday use.
• 2TB capacity balances room for applications, files and games.
• Supports compatible PCIe 4.0 and PCIe 5.0 x2 systems.

Cons

• Requires an M.2 NVMe-compatible slot.
• Does not fit a 2.5-inch SATA-only bay.

Is the Samsung 990 EVO Plus 2TB M.2 NVMe SSD worth buying on Black Friday 2026?

Yes. The Samsung 990 EVO Plus 2TB M.2 NVMe SSD is a strong Black Friday 2026 choice for a compatible M.2 system, pairing 2TB of storage with sequential reads up to 7,250 MB/s. Confirm your device supports M.2 NVMe before choosing it.

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#2

Samsung 990 EVO Plus 1TB M.2 NVMe SSD

The Samsung 990 EVO Plus 1TB M.2 NVMe SSD is the best compact-capacity NVMe upgrade for students and everyday users, with sequential reads up to 7,150 MB/s.

Best for: A responsive system drive with moderate storage needs

Capacity

1TB

Form factor

M.2 2280

Interface

PCIe 4.0 x4 / PCIe 5.0 x2

Sequential read

Up to 7,150 MB/s

Pros

• NVMe performance in a compact M.2 format.
• 1TB can hold an operating system, applications and everyday files.
• Useful for compatible laptops with a free M.2 slot.

Cons

• Less room for large game and media libraries than a 2TB drive.
• Requires M.2 NVMe support.

Is the Samsung 990 EVO Plus 1TB M.2 NVMe SSD worth buying on Black Friday 2026?

Yes. The Samsung 990 EVO Plus 1TB M.2 NVMe SSD suits a compatible computer that needs a fast system drive without a large storage library. The Samsung 990 EVO Plus 1TB M.2 NVMe SSD's sequential reads reach 7,150 MB/s, and its 1TB capacity works well for applications and daily files.

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#3

Samsung 990 EVO Plus 4TB M.2 NVMe SSD

The Samsung 990 EVO Plus 4TB M.2 NVMe SSD is the best high-capacity NVMe pick for creators and game libraries, with sequential reads up to 7,250 MB/s.

Best for: Large libraries and work files

Capacity

4TB

Form factor

M.2 2280

Interface

PCIe 4.0 x4 / PCIe 5.0 x2

Sequential read

Up to 7,250 MB/s

Sequential write

Up to 6,300 MB/s

Pros

• 4TB offers generous space for games, media and project files.
• High stated sequential speeds suit compatible NVMe systems.
• One M.2 drive can simplify storage expansion.

Cons

• Check motherboard or laptop capacity support before purchase.
• Not compatible with SATA-only drive bays.

Is the Samsung 990 EVO Plus 4TB M.2 NVMe SSD worth buying on Black Friday 2026?

Yes. The Samsung 990 EVO Plus 4TB M.2 NVMe SSD is a sensible option for a compatible system holding a large game or media library. Sequential reads reach 7,250 MB/s, and 4TB reduces the need to manage multiple internal drives.

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#4

Samsung 870 EVO 1TB 2.5-Inch SATA SSD

The Samsung 870 EVO 1TB 2.5-Inch SATA SSD is the best SATA upgrade for older laptops and desktops, with sequential reads up to 560 MB/s.

Best for: Replacing a 2.5-inch hard drive

Capacity

1TB

Form factor

2.5-inch

Interface

SATA 6 Gb/s

Sequential read

Up to 560 MB/s

Sequential write

Up to 530 MB/s

Pros

• Fits many systems designed for 2.5-inch SATA drives.
• A practical solid-state replacement for a compatible hard drive.
• 1TB provides useful room for a system and common applications.

Cons

• SATA speeds are far below modern NVMe performance.
• Does not fit an M.2-only system.

Is the Samsung 870 EVO 1TB 2.5-Inch SATA SSD worth buying on Black Friday 2026?

Yes. The Samsung 870 EVO 1TB 2.5-Inch SATA SSD is a good fit for a compatible older laptop or desktop that needs a 2.5-inch SATA replacement. The Samsung 870 EVO 1TB 2.5-Inch SATA SSD offers 1TB of storage and sequential reads up to 560 MB/s.

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#5

Samsung 870 EVO 2TB 2.5-Inch SATA SSD

The Samsung 870 EVO 2TB 2.5-Inch SATA SSD is the best capacity-focused SATA pick for home computers, with sequential reads up to 560 MB/s.

Best for: SATA storage expansion

Capacity

2TB

Form factor

2.5-inch

Interface

SATA 6 Gb/s

Sequential read

Up to 560 MB/s

Sequential write

Up to 530 MB/s

Pros

• 2TB suits broad photo, document and application collections.
• Works in systems with a compatible 2.5-inch SATA connection.
• SATA form factor supports straightforward drive replacement.

Cons

• Cannot reach NVMe-class transfer speeds.
• Requires a 2.5-inch SATA bay and connection.

Is the Samsung 870 EVO 2TB 2.5-Inch SATA SSD worth buying on Black Friday 2026?

Yes. The Samsung 870 EVO 2TB 2.5-Inch SATA SSD makes sense for compatible systems that need more SATA storage without moving to NVMe. The 2TB capacity is its main draw, while sequential reads reach up to 560 MB/s.

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#6

Samsung 870 EVO 4TB 2.5-Inch SATA SSD

The Samsung 870 EVO 4TB 2.5-Inch SATA SSD is the best large-capacity SATA choice for compatible desktop storage, with sequential reads up to 560 MB/s.

Best for: A large SATA library in a desktop

Capacity

4TB

Form factor

2.5-inch

Interface

SATA 6 Gb/s

Sequential read

Up to 560 MB/s

Sequential write

Up to 530 MB/s

Pros

• 4TB capacity suits large collections on a SATA system.
• Uses a familiar 2.5-inch drive form factor.
• Useful where an NVMe slot is unavailable or already occupied.

Cons

• SATA limits transfer speeds compared with NVMe drives.
• Confirm system support for a 4TB 2.5-inch drive.

Is the Samsung 870 EVO 4TB 2.5-Inch SATA SSD worth buying on Black Friday 2026?

Yes. The Samsung 870 EVO 4TB 2.5-Inch SATA SSD is a suitable large-capacity option for a computer with a compatible SATA bay. The Samsung 870 EVO 4TB 2.5-Inch SATA SSD's 4TB capacity supports expansive file collections, while sequential reads reach up to 560 MB/s.

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#7

Samsung 990 PRO 2TB PCIe 4.0 NVMe M.2 SSD

The Samsung 990 PRO 2TB PCIe 4.0 NVMe M.2 SSD is the best premium pick for demanding compatible PC workloads, with sequential reads up to 7,450 MB/s.

Best for: High-performance desktop and laptop builds

Capacity

2TB

Form factor

M.2 2280

Interface

PCIe 4.0 x4, NVMe

Sequential read

Up to 7,450 MB/s

Sequential write

Up to 6,900 MB/s

Pros

• High sequential performance for demanding transfers and workloads.
• 2TB offers useful capacity alongside speed.
• A strong option for a PCIe 4.0 M.2 system.

Cons

• Requires an M.2 NVMe slot.
• Exceeds the needs of many basic everyday users.

Is the Samsung 990 PRO 2TB PCIe 4.0 NVMe M.2 SSD worth buying on Black Friday 2026?

Yes. The Samsung 990 PRO 2TB PCIe 4.0 NVMe M.2 SSD suits compatible systems where fast storage is a priority. Sequential reads reach 7,450 MB/s, and the 2TB capacity gives demanding users room for applications, games and active project files.

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Samsung 990 EVO Plus vs Samsung 870 EVO: which SSD is faster?

Samsung 990 EVO Plus 2TB reaches sequential read speeds up to 7,250 MB/s; Samsung 870 EVO 2TB reaches up to 560 MB/s. Samsung 990 EVO Plus is faster, but the drives use different connections and form factors.

Samsung 990 EVO Plus is an M.2 NVMe drive. Samsung 870 EVO is a 2.5-inch SATA drive. Check your computer’s specifications: an M.2 slot does not guarantee NVMe support.

Choose Samsung 990 EVO Plus for a compatible M.2 NVMe system. Choose Samsung 870 EVO for a system with a 2.5-inch SATA bay.

Does Samsung 990 EVO Plus work in a laptop or desktop?

Samsung 990 EVO Plus 2TB requires a compatible M.2 2280 NVMe slot. Check interface support, physical clearance and capacity limits. Samsung 870 EVO 2TB requires a 2.5-inch SATA bay and SATA connections.

Laptop and desktop configurations vary. Check the device manual or manufacturer support page for drive type and fit. For a laptop upgrade, also plan how to transfer the operating system and files.

Is Samsung 990 EVO Plus worth choosing over Samsung 870 EVO?

Samsung 990 EVO Plus 2TB suits compatible M.2 NVMe systems and demanding storage tasks. Samsung 870 EVO 2TB suits computers limited to 2.5-inch SATA. The drives are not interchangeable.

Samsung 870 EVO can speed up everyday use compared with a compatible hard drive. Samsung 990 EVO Plus offers higher sequential speeds for large transfers, provided the computer supports NVMe. Choose based on connection, capacity and workload.

Which Samsung SSD capacity should you buy for Black Friday 2026?

Samsung 990 EVO Plus 1TB suits a system drive and everyday applications; Samsung 990 EVO Plus 2TB offers more room for games and files; Samsung 990 EVO Plus 4TB accommodates large libraries. Apply the same capacity considerations to Samsung 870 EVO models when SATA is required.

Consider the number of drive slots, file sizes and how often you archive older content. A computer with one storage slot needs more careful capacity planning. Leave room for updates and future files.

What should you compare before buying a Samsung SSD?

Check interface, form factor, capacity and computer compatibility before comparing speed. Samsung 990 EVO Plus 2TB requires an M.2 2280 NVMe slot; Samsung 870 EVO 2TB requires a 2.5-inch SATA bay.

Match capacity and performance to your use. General tasks call for suitable capacity and compatibility; large transfers and demanding workloads benefit from NVMe when supported. Verify the full product name during Black Friday 2026 shopping.

Buying Guide

Confirm the drive interface

Samsung 990 EVO Plus is M.2 NVMe; Samsung 870 EVO is 2.5-inch SATA. Check your computer’s specifications before choosing.

Match capacity to your files

Consider Samsung 990 EVO Plus 1TB for a focused setup, 2TB for mixed use, or 4TB for a large library. Leave space for future files and updates.

Compare speed in context

Samsung 990 EVO Plus reaches higher sequential read speeds than Samsung 870 EVO. Those speeds require a compatible NVMe system.

Check physical fit and system support

Review the manual for M.2 length, interface, bay space and supported capacity. Confirm that a laptop has an accessible storage slot.

Choose for your upgrade

Prioritize compatibility for older computers, capacity for large libraries and NVMe speed for supported workloads. Compare full model names during Black Friday 2026 shopping.

FAQ

Samsung 990 EVO Plus vs Samsung 870 EVO: which is better?

Samsung 990 EVO Plus is better for compatible M.2 NVMe systems that need higher transfer speeds. Samsung 870 EVO is better for computers that require a 2.5-inch SATA drive. Check your computer’s supported interface and physical drive format before picking either model.

Is Samsung 990 EVO Plus faster than Samsung 870 EVO?

Yes. Samsung 990 EVO Plus 2TB lists sequential reads up to 7,250 MB/s, compared with up to 560 MB/s for Samsung 870 EVO 2TB. The difference reflects NVMe and SATA interfaces, and a computer must support NVMe to use the faster drive.

Can I replace Samsung 870 EVO with Samsung 990 EVO Plus?

Only if your computer has a compatible M.2 NVMe slot for Samsung 990 EVO Plus. Samsung 870 EVO uses a 2.5-inch SATA connection, so it does not directly swap into an M.2-only slot. Verify the device’s storage specifications before buying.

Is Samsung 870 EVO good for an older laptop?

Samsung 870 EVO is a good upgrade for an older laptop with a compatible 2.5-inch SATA bay. The drive offers sequential reads up to 560 MB/s and can replace a supported hard drive. Check the laptop manual for drive size and connection details.

Which Samsung SSD capacity is best for games?

Samsung 990 EVO Plus 2TB is a balanced gaming choice for a compatible M.2 NVMe system, while Samsung 870 EVO 2TB suits a SATA-based computer. Choose 4TB if your installed library is extensive, and confirm the device supports the drive type.

What is the difference between Samsung 990 EVO Plus and Samsung 990 PRO?

Samsung 990 EVO Plus and Samsung 990 PRO are both M.2 NVMe SSD families, but Samsung 990 PRO 2TB lists sequential reads up to 7,450 MB/s. Samsung 990 EVO Plus 2TB lists up to 7,250 MB/s and supports PCIe 4.0 x4 or PCIe 5.0 x2.