Compare custom packaging quotes in London
London has one of the most competitive custom packaging markets in the UK - e-commerce brands, luxury goods producers, food and drink startups, and gifting companies are all sourcing at the same time. RFXapp collects quotes from suppliers and standardises them so you can compare what they actually include, not just the unit price.
If you are looking for the best suppliers in London, the most reliable shortlist is one built around your own requirements and tested with a structured brief - not a generic ranked list. RFXapp helps you find and collect quotes from the right suppliers, and analyse them so you can compare what they actually offer, not just the headline price.
What to consider before you go to market
Getting comparable quotes starts with a well-scoped brief. These are the things most businesses overlook until they're already in the process.
Minimum order quantities and working capital
Custom packaging suppliers set MOQs because tooling, plate setup, and print runs have fixed costs that only make sense above a certain volume. MOQs for custom printed boxes typically start at 250-500 units for digital print and 1,000-5,000 units for litho or flexo. Before going to market, calculate how many units you realistically need in the next six months and compare that against each supplier's MOQ. Committing to 5,000 units of packaging when you sell 800 units per month ties up significant working capital in stock - a particular risk for London brands with limited warehouse space.
Lead times: UK vs overseas production
UK and European packaging suppliers typically offer 2-4 week lead times for standard runs. Overseas suppliers - predominantly China-based - can be 60-120 days door to door depending on shipping method. The unit cost from overseas is often 30-50% lower, but the lead time and import logistics (customs, duty, freight) add real complexity. For London brands with fast-moving product cycles, a missed delivery window can cost more than the unit price saving. Evaluate total landed cost and lead time risk together.
Structural design vs print-only suppliers
Some packaging suppliers offer structural design (developing the actual box shape, closures, and insert trays) as well as print. Others only print onto standard structures you specify. If your product requires a custom structure - unusual dimensions, a special closure, a rigid box with magnetic catch - confirm whether each supplier can design it from scratch, adapt a standard template, or only print onto a shape you provide. Misunderstanding this scopes your project incorrectly from the start and means suppliers are quoting on different assumptions.
Colour matching: CMYK vs Pantone
Digital print produces colour via CMYK process, mixing four inks. Brand colours specified as Pantone spot colours may not match precisely on a CMYK press, which is a visible problem on premium or luxury packaging. London premium brands in particular tend to have tight brand guidelines where colour variation is not acceptable. If your brand identity uses specific Pantone references, ask each supplier whether they offer Pantone matching, at what additional cost, and whether a physical proof is included before the full run. Screen approvals do not reliably predict how Pantone colours will print.
Sustainability: certifications and material claims
Many London brands now need to evidence the sustainability credentials of their packaging to retail partners, investors, or their own customers. Ask every supplier to provide the actual certification documents for any sustainability claims - FSC certification is verifiable on the FSC database; "eco-friendly" and "sustainable" without documentation are not meaningful claims. Recycled content percentages should be stated in writing, not just described in marketing language. If you're pitching to major retailers or entering the EU market, verified certifications are increasingly a requirement, not a preference.
Artwork setup and prepress requirements
Artwork setup - preparing your design files for print production - is a cost that many suppliers exclude from their unit price quote. Setup charges range from £100 to £800+ depending on the complexity of the print and the number of colours. Die-cutting tools for custom box shapes can add £300-£1,500 to a first order. These costs are one-off for the initial run and amortise over repeat orders, but they can shift the economics significantly on a first order of 500-1,000 units. Ask every supplier for a full cost breakdown including setup and tooling before comparing unit prices.
Hidden costs that catch London brands out
These are the items that make two quotes look comparable on unit price but hundreds or thousands of pounds apart when the first invoice arrives.
Artwork and setup costs not in the unit price
A custom packaging quote of £0.85 per unit looks meaningfully cheaper than £1.10 per unit until you see the £600 artwork setup and £900 die-cut tool charges that apply to the first order. For a 500-unit run, that adds £3 per unit to the cheaper quote. Always ask every supplier to quote total first-order cost and to separate setup charges from unit charges so you can compare accurately. This is especially common when comparing UK digital-print suppliers (higher unit cost, no tooling) against litho or offshore suppliers (lower unit cost, significant setup).
Colour discrepancy between digital approval and final print
A digital proof approved on screen looks different from the printed result - particularly for brand colours, dark backgrounds, and metallics. The cost of reprinting a run because the colour is wrong is typically 70-100% of the original order value. The supplier will absorb minor variation as normal production tolerance, but significant colour discrepancies - especially Pantone mismatches on a CMYK press - may not qualify for a reprint at the supplier's cost. Always request a physical proof on the actual substrate before approving a full production run, and get the proof approval process confirmed in writing before you place the order.
Lead time underestimation from overseas suppliers
A supplier quoting 45-day lead time from a Chinese manufacturer is typically quoting production time only. Adding international sea freight (15-30 days), customs clearance at Felixstowe or Tilbury (3-10 days), and domestic delivery produces a realistic timeline of 70-100 days from order to your warehouse. London brands sourcing for seasonal campaigns or product launches have missed windows repeatedly because they planned around production lead times rather than door-to-door timelines. Ask every overseas supplier for a full port-to-port schedule and confirm which Incoterm applies to their quote.
Questions that separate good suppliers from great ones
Asking is only half the job. Below each question is what a good answer sounds like and what should give you pause.
Good answer: A specific MOQ, a clear explanation of whether it applies per SKU or per order, and an honest indication of whether they can accommodate smaller first runs with a price premium for the lower volume.
Red flag: A vague answer or "it depends on the job" without any figures. If a supplier won't give you an MOQ upfront, they're either not set up for your product type or they're waiting to see how committed you are before naming terms.
Good answer: A clear explanation of the proofing process: whether they send a physical sample, what substrate and print method it uses, and whether the proof cost is included in the quote or charged separately. A supplier who routinely sends physical proofs on first orders is one who cares about getting it right.
Red flag: "We send a digital PDF for approval" as the only proofing step, particularly for Pantone colour work. Digital PDFs are useful for layout sign-off, not colour verification.
Good answer: A line-by-line breakdown: unit price, artwork setup, die-cut tooling (if applicable), Pantone colour charges, proofing, and delivery. They should be able to give this clearly because they know their cost structure.
Red flag: A single total figure with no breakdown, or "we'll confirm setup costs once we've seen the artwork." Setup costs should be estimable from the brief - a supplier who can't give a range is either not experienced enough or not being transparent.
Good answer: They provide specific certificate numbers, refer you to the FSC database for verification, or send the actual certification documents. They distinguish clearly between what is certified and what is a supplier claim.
Red flag: "Our packaging is eco-friendly" or "we use sustainable materials" without any certification detail. If a supplier can't name a specific certification for a sustainability claim, treat the claim as unverified.
Good answer: A specific timeline that distinguishes production, freight, and customs clearance, with a clear statement of which Incoterm their quote is based on (ex-works, FOB, DDP). A supplier experienced in the UK market should know the typical clearance times at major UK ports.
Red flag: A single lead time figure with no breakdown, or one that suspiciously matches what you asked for. Ask them to walk through the stages - if they can't, their lead time is an estimate, not a plan.
Good answer: A specific tolerance policy, ideally in writing: for example, colour variation within Delta-E 3 on CMYK, or a defined percentage of units that can be outside tolerance before a reprint is triggered. A supplier with quality processes knows their tolerances.
Red flag: "We've never had a complaint" or "we'll sort it out if there's a problem." That is not a policy. Without defined tolerances agreed before the order, you have no contractual basis for a reprint claim.
Where you have more negotiating room than you think
Packaging suppliers have more flexibility on price and terms than they show in their first quote. These are the levers that actually work once you have competing quotes in front of you.
Commit to a larger MOQ in exchange for a lower unit rate
If you can confidently commit to three months of stock rather than one, ask the supplier to price the larger volume. Fixed setup costs are spread across more units, and the supplier's production efficiency improves on a longer run. This works best when you have reliable sales data - committing to 5,000 units when your actual demand is 1,500 per quarter creates a warehouse problem that costs more than the saving.
Accept a longer lead time for a non-rush production slot
Packaging suppliers prioritise jobs with tight deadlines - and price the urgency into the run. If you can genuinely offer a 4-6 week window rather than a 2-week deadline, you become a fill-in job between their constrained runs. Ask explicitly: "What would the unit price be if we were flexible by four weeks on the delivery date?" The answer is usually a meaningful reduction.
Use a standard structure rather than a custom die-cut
Custom box structures require a bespoke die-cut tool, typically £300-£1,500 as a one-off charge. If your product can physically fit into a standard mailer box or a stock structure that the supplier already has tooling for, you eliminate that cost entirely. Ask each supplier what standard structures they run regularly - often a small adjustment to your product dimensions can unlock a tooling-free option.
Reduce colour count or remove metallics
Each additional Pantone colour, metallic, or foil element adds a setup cost and slows the press. Reducing from four spot colours to two, or replacing a gold foil with a gold CMYK approximation, can meaningfully reduce setup costs and unit price. Ask the supplier to requote on a simplified colour specification before you make a final decision - sometimes the print quality difference is smaller than expected.
Offer an annual volume commitment for a preferential rate
Suppliers price individual runs at spot rates. If you can commit to a total annual volume - say, four runs of 2,000 units rather than four individual orders - ask for a framework price that reflects the predictability. The supplier benefits from known production planning; you get a lower rate per unit. Put the commitment in writing with a minimum call-off so both sides are clear on the terms.
Ask the supplier to hold stock on your behalf
Some packaging suppliers, particularly larger UK operations, will hold a full production run in their warehouse and release it to you in smaller call-offs. You pay for the full run upfront (or on agreed payment terms) but take delivery in batches. For London brands with expensive warehouse space, the storage saving can offset a meaningful portion of the packaging cost. Ask whether this is available and what the monthly storage charge is - it is often negotiable on larger volumes.
From "I need to find a packaging supplier" to first delivery
Describe what you need
Write your requirements in your own words - scope, location, timeline, any constraints. RFXapp turns it into a structured brief and prompts you for anything that will help suppliers quote accurately.
Invite your suppliers
Add the suppliers you've already shortlisted, or let RFXapp find local options. They reply by normal email - no portal, no registration.
Compare quotes side by side
RFXapp reads every response and standardises the quotes into a side-by-side view - inclusions, exclusions, assumptions and all.
Negotiate and appoint
RFXapp drafts targeted negotiation emails based on the gaps between quotes. You review and send. Then award the contract from your dashboard.
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