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Invoicing software · October 2026 Edition

Wave vs Xero

Zero of fourteen models named Wave first on the direct prompt; zero named Xero. Both were named by all fourteen models and Wave carries 37 labels and Xero 34, so the shares are not directly comparable.

Wave

criticized challenger

Named in seventeen categories this edition.

Xero

accepted challenger

Named in twenty-one categories this edition.

First-choice share14%2%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate27%6%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#4#7A position in a field of 12; printed, not drawn.
Labels3734A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, Wave reading right to left. Rank and label count are printed, not drawn.BILL was named alongside these two in ten of the fourteen direct answers. Zoho Invoice vs Wave · Zoho Invoice vs Xero · BILL vs Wave

Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all fourteen models, for a mid-market B2B company; rank is within the category; every quote names the model and the prompt it came from. Both figures come from the invoicing software page.

By framing

How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.
WaveFirst choices, of fourteen modelsXero
Direct001 against Xero
Paraphrase012 against Wave
Comparative11
Budget-constrained70
Scale-constrained002 against Wave
Negative006 against Wave · 1 against Xero
Bars are first choices, 0 to 14 each sideModels that argued againstA model can name both, so the two sides of a row do not sum to fourteen.

Across every category in the October 2026 Edition, Wave and Xero were named in the same answer 213 times, of the 349 answers naming Wave and the 795 naming Xero. In those answers Xero took the first choice forty-three times and Wave fifty-six.

Every model, every framing

The eighty-four answers behind the chart above, one cell each: where Wave and Xero stood in it.
ModelDirectParaphraseComparativeBudget-constrainedScale-constrainedNegative
Claude Haiku 4.5
GPT-5.4 mini
Gemini 3.5 Flash
Perplexity Sonar
Grok 4.1 Fast
Mistral Small
DeepSeek V4 Flash
Llama 4 Maverick
Qwen 3.7 Flash
Kimi K2
GLM 4.7 FlashX
MiniMax M2.5
GPT-6 Luna
Muse Glimmer 30B
Wave Xero first choice named as an alternative argued againstblank: not namedEach cell is one answer, Wave on the left and Xero on the right.

The direct prompt

The plain question, one answer per model, grouped by where Wave and Xero stood in it.

Neither was the first choice, one was named

3 of 14 modelsThe answer put something else first and named one of the two as an alternative.
Grok 4.1 FastNetSuite SuiteBilling alternatives: BILL, Billtrust, QuickBooks, Xero
DeepSeek V4 FlashNetSuite SuiteBilling alternatives: BILL, Sage Intacct, Versapay, Xero
GLM 4.7 FlashXInvoiced alternatives: BILL, FreshBooks, QuickBooks, Xero

Neither was named

11 of 14 modelsThe answer made no first choice from these two in this category.
Claude Haiku 4.5BILL alternatives: QuickBooks, Rillion, Sage Intacct
GPT-5.4 miniBILL, Billtrust alternatives: NetSuite SuiteBilling
Gemini 3.5 FlashVersapay alternatives: Billtrust, Chargebee, Quadient AR, Stripe Billing, Upflow
Perplexity SonarNetSuite SuiteBilling alternatives: Billtrust, Invoiced
Mistral SmallBILL, Invoiced alternatives: QuickBooks, Zoho Invoice
Llama 4 MaverickNetSuite SuiteBilling alternatives: Billtrust, Invoiced
Qwen 3.7 FlashBilltrust, Invoiced alternatives: Avalara, ChargeOver, NetSuite SuiteBilling
Kimi K2BILL alternatives: Chargebee, Invoiced, NetSuite SuiteBilling, Sage Intacct
MiniMax M2.5BILL, HighRadius alternatives: Billtrust, Invoiced
GPT-6 LunaOrdway alternatives: BILL, Centime, Stripe Billing
Muse Glimmer 30BInvoiced alternatives: BILL, NetSuite SuiteBilling, SAP, Versapay

Bold names in an answer are the products the judge labeled a first choice; a model naming several gives each of them that label. The full answer text for every row is in the record.

By buyer segment

The same question asked on behalf of a different buyer. Each standing is computed within its segment and they are never added together. The figures above are the mid-market standing, which is the one the category orders by.
Small business
Xero leads by two points.
Xero18%#3 of 8
Wave16%#4 of 8
The full small business standing →
Mid-marketThe figures above
The order flips: Wave leads at mid-market.
Wave14%#4 of 12
Xero2%#7 of 12
The full mid-market standing →
Enterprise
The order flips: Xero leads at enterprise.
Xero4%#6 of 16
Wave0%#13 of 16
The full enterprise standing →

What the models said about Wave

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Two of two in this category shown.

“Use with Extreme Caution: Wave (only for small, low-risk transactions; avoid for high-volume/high-value needs)” Qwen 3.7 Flash · negative prompt · hard negative
“Payment holds \u2013 funds can be frozen with extensive documentation demands” Kimi K2 · negative prompt · hard negative

What the models said about Xero

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. One of one in this category shown.

“BigTime notes that Xero can be rigid for invoicing and billing workflows, with recurring billing and reminders often needing extra setup” Perplexity Sonar · negative prompt · soft negative
Also compared

Comparisons are drawn for the top eight products in each category, each against each. The output is the models' output; nothing here is a recommendation by the index.