Current price
$649 sale against $799
Checked 2 days agoDirect source1 evidence itemQIDI · Plus4
Plus4
A large enclosed filament printer with a 305 × 305 × 280 mm build area and 65°C active chamber heat, currently positioned at $649 for buyers using engineering materialsMarket statusCurrent model · active sale priceChecked Aug 14
Reference price$649 saleCurrent QIDI U.S. sale price against $799
Product cyclecurrentIntroduced Sep 10, 2024
EvidenceWell supported4 publishers · 3 independent
Next full checkAug 20, 2026Price checks run sooner
01
Ready to buy
Treat $649 as a current sale
QIDI's U.S. store lists Plus4 at $649 against $799. QIDI Box multi-color hardware is separate, so confirm the chosen package, stock, shipping, warranty region, filament drying, and ventilation
Buying stageMarket familiarity
02
Current market
The facts that change the ownership choice
Each line carries its own check date because price, software, specifications, and product cycle do not age at the same speed.
QuestionCurrent answerFreshnessBasis
Build area
305 × 305 × 280 mm build volume
Checked yesterdayDirect source3 evidence itemsChamber
Active chamber heat to 65°C
Checked yesterdayDirect source2 evidence itemsMulti-color
QIDI Box compatibility is current, but the multi-color hardware is a separate configuration
Checked 2 days agoOur synthesis2 evidence itemsSupport path
Current official warranty process begins with QIDI support and can lead to repair, replacement, or refund under its terms
Checked 2 days agoDirect source1 evidence itemCurrent verdict
Buy for heated-chamber value
Checked yesterdayOur synthesis6 evidence itemsMaterial need rather than feature count should justify the branch
03
Other paths
The alternatives change what the Plus4 is worth
These are not generic competitors. Each one represents a different way to buy into the same market.
01lower upfront
Bambu Lab
P1S
$549- Best fit
- A buyer who values a mature managed ecosystem for common enclosed printing
- Tradeoff
- Smaller area and no active heated chamber
02ownership
Prusa
CORE One+
$925 kit · $1,202.78 assembled- Best fit
- A buyer who values repair documentation, open software, and upgrade continuity
- Tradeoff
- Higher cost and a smaller build area
04
What changed
The product has a history
Older observations stay in the ledger when the current view changes. That lets a buyer tell the difference between an old complaint, an active issue, and a problem that was corrected.
- material
Sale and multi-color state retained
Plus4 is $649 in the U.S. store and currently compatible with separately configured QIDI Box hardware
Price record
The price history starts here
Each amount stays tied to its source and capture date. Conflicting prices remain visible until the seller resolves them.
- $649 sale
Current reference priceA structured timeline will begin with the next source capture
05
Owner experience
What repeats after the purchase
Plus4 can be an unusually capable engineering-filament machine for the money after its setup and hardware revision are understood, with maintenance and modification tolerance affecting the ownership result
First-generation and revised units differ, and reports come from technical owners using different modifications, temperatures, and materials. They cannot establish a model-wide failure rateSignalWhat owners reportOur readEvidence
Engineering-material value
The large build area and active chamber heat have supported sustained high-temperature material work
The value is strongest for a buyer who will use the chamber rather than simply pay for the maximum specification
3 evidence recordsRevision and maintenance
High-hour success coexists with reports of heaters, probes, electronics, and owner modifications
The exact hardware revision, support path, and appetite for technical ownership should be checked before purchase
1 evidence record06
Sources
Why we believe the current view
The page separates what a source states directly from what we conclude across sources.
01Plus4 product pageQIDI · identity
QIDI lists a 305 × 305 × 280 mm build area, 65°C active chamber heating, and current compatibility with the separately configured QIDI Box multi-color system.
- Source type
- manufacturer
- Content hash
- 276642aa90a4e71d…
- Use
- store excerpt
02Plus4 current U.S. offerQIDI · price
QIDI's U.S. store listed Plus4 in stock at a $649 sale price against $799 when checked.
- Source type
- manufacturer
- Content hash
- 2b68cd82c994e836…
- Use
- store snapshot
03QIDI support and warrantyQIDI · specification
QIDI's warranty statement was updated June 4, 2026 and describes repair, replacement, or refund routes initiated through official support, subject to product, region, and claim terms.
- Source type
- support
- Content hash
- b1b2aba79b730274…
- Use
- store excerpt
04Plus4 revised-hardware reviewGamingTrend · specification
Roughly 150 hours on a second-generation review unit confirmed the 305 by 305 by 280 mm volume, chamber temperature near 65°C, and practical large engineering-material work.
- Source type
- editorial
- Content hash
- a7d8c0299fe703f6…
- Use
- store excerpt
05QIDI Plus4 hands-on reviewTom's Hardware · specification
Hands-on testing corroborated the 305 by 305 by 280 mm build volume and the machine's fit for ABS, ASA, nylon, and other technical filaments.
- Source type
- editorial
- Content hash
- 7e5a8c00cb8414e8…
- Use
- store excerpt
06Plus4 long-term reliability discussionr/QidiTech3D · consensus
Owners reported both thousands of hours of high-temperature abrasive printing and bed-probe, SSR, heater, multi-material, and component failures, with some technically inclined users treating modifications as part of dependable ownership.
- Source type
- community
- Content hash
- 72d603946183bb75…
- Use
- store excerpt
QIDI's current U.S. product, global product, support, and warranty pages were checked on August 13, 2026. The price is explicitly recorded as a sale rather than a permanent market floor.
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