ModelVerdict

Comparison

Gemini 3.5 Flash Lite vs Mistral Small 4

Same documents, same prompt: where each model is right, what it really costs and how fast it answers.

At a glance

Task · documentsEnglish (US)CzechGermanSpanishFrench
Invoice extraction99.2% / 95.6%99.5% / 93.6%100.0% / 94.6%98.2% / 91.9%98.7% / 94.2%
Email triage96.3% / 89.7%95.8% / 87.7%94.7% / 87.1%——
Personal data detection99.5% / 99.4%98.1% / 98.8%99.6% / 99.1%——
Contract clauses100.0% / 91.5%99.9% / 99.0%98.0% / 94.0%——

Correct fields: Gemini 3.5 Flash Lite / Mistral Small 4; the better one in bold. Click a cell to see the details.

Invoice extraction · English (US) (150 documents)

Gemini 3.5 Flash Lite is more accurate by 3.6 pp. Mistral Small 4 is 2.1× cheaper.

MetricGemini 3.5 Flash LiteMistral Small 4
Correct fields99.2%95.6%
Error-free documents92%58%
Per 1,000 documents$0.87$0.41
To fix / 1,00080420
Speed (median)1.7 sec1.8 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGemini 3.5 Flash LiteMistral Small 4
Supplier100.0%100.0%
Supplier ID (EIN, IČO…)100.0%99.3%
Invoice number100.0%100.0%
Payment reference96.7%87.3%
Invoice date97.3%97.3%
Due date99.3%98.7%
Net by tax rate98.0%72.0%
Tax by rate100.0%99.3%
Total100.0%100.0%
Currency100.0%99.3%
Bank account100.0%98.0%

Documents where they differ

Invoice extraction · Czech (150 documents)

Gemini 3.5 Flash Lite is more accurate by 5.9 pp. Mistral Small 4 is 2.4× cheaper.

MetricGemini 3.5 Flash LiteMistral Small 4
Correct fields99.5%93.6%
Error-free documents93%56%
Per 1,000 documents$1.03$0.44
To fix / 1,00067440
Speed (median)1.8 sec2.0 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGemini 3.5 Flash LiteMistral Small 4
Supplier100.0%91.3%
Supplier ID (EIN, IČO…)100.0%92.7%
VAT ID100.0%94.0%
Invoice number100.0%100.0%
Payment reference95.3%97.3%
Invoice date100.0%98.0%
Tax point100.0%76.0%
Due date100.0%97.3%
Net by tax rate100.0%90.0%
Tax by rate100.0%94.7%
Total100.0%98.7%
Currency98.7%97.3%
Bank account99.3%90.0%

Documents where they differ

Invoice extraction · German (150 documents)

Gemini 3.5 Flash Lite is more accurate by 5.4 pp. Mistral Small 4 is 2.4× cheaper.

MetricGemini 3.5 Flash LiteMistral Small 4
Correct fields100.0%94.6%
Error-free documents100%50%
Per 1,000 documents$1.03$0.44
To fix / 1,0000500
Speed (median)1.5 sec2.0 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGemini 3.5 Flash LiteMistral Small 4
Supplier100.0%98.6%
Supplier ID (EIN, IČO…)100.0%80.0%
VAT ID100.0%92.9%
Invoice number100.0%100.0%
Payment reference100.0%87.1%
Invoice date100.0%100.0%
Tax point100.0%87.9%
Due date100.0%98.6%
Net by tax rate100.0%94.3%
Tax by rate100.0%99.3%
Total100.0%100.0%
Currency100.0%100.0%
Bank account100.0%91.4%

Documents where they differ

Invoice extraction · Spanish (100 documents)

Gemini 3.5 Flash Lite is more accurate by 6.3 pp. Mistral Small 4 is 2.4× cheaper.

MetricGemini 3.5 Flash LiteMistral Small 4
Correct fields98.2%91.9%
Error-free documents79%31%
Per 1,000 documents$1.05$0.44
To fix / 1,000210691
Speed (median)1.6 sec2.2 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGemini 3.5 Flash LiteMistral Small 4
Supplier98.0%97.6%
Supplier ID (EIN, IČO…)100.0%98.8%
VAT ID83.0%53.6%
Invoice number100.0%100.0%
Payment reference99.0%88.1%
Invoice date99.0%100.0%
Tax point98.0%69.1%
Due date100.0%100.0%
Net by tax rate100.0%96.4%
Tax by rate100.0%97.6%
Total100.0%98.8%
Currency100.0%100.0%
Bank account100.0%95.2%

Documents where they differ

Invoice extraction · French (100 documents)

Gemini 3.5 Flash Lite is more accurate by 4.5 pp. Mistral Small 4 is 2.4× cheaper.

MetricGemini 3.5 Flash LiteMistral Small 4
Correct fields98.7%94.2%
Error-free documents85%50%
Per 1,000 documents$1.07$0.45
To fix / 1,000150500
Speed (median)1.5 sec2.1 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGemini 3.5 Flash LiteMistral Small 4
Supplier98.0%96.1%
Supplier ID (EIN, IČO…)100.0%93.4%
VAT ID100.0%93.4%
Invoice number99.0%100.0%
Payment reference91.0%85.5%
Invoice date98.0%100.0%
Tax point98.0%92.1%
Due date100.0%100.0%
Net by tax rate100.0%94.7%
Tax by rate100.0%100.0%
Total100.0%100.0%
Currency100.0%94.7%
Bank account99.0%75.0%

Documents where they differ

Email triage · English (US) (150 documents)

Gemini 3.5 Flash Lite is more accurate by 6.6 pp. Mistral Small 4 is 4.4× cheaper.

MetricGemini 3.5 Flash LiteMistral Small 4
Correct fields96.3%89.7%
Error-free documents69%37%
Per 1,000 documents$0.42$0.09
To fix / 1,000313627
Speed (median)0.7 sec0.8 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGemini 3.5 Flash LiteMistral Small 4
Category100.0%100.0%
Priority84.0%61.3%
Sentiment82.7%71.3%
Customer name100.0%100.0%
Order number100.0%100.0%
Invoice number100.0%100.0%
Amount100.0%99.3%
Currency100.0%99.3%
Deadline100.0%76.0%

Documents where they differ

  • Omar Cabrera · Email · Gemini 3.5 Flash Lite 9/9, Mistral Small 4 7/9
  • Kyle Schwartz · Email · Gemini 3.5 Flash Lite 9/9, Mistral Small 4 7/9
  • Jennifer Chapman · Email · Gemini 3.5 Flash Lite 9/9, Mistral Small 4 7/9
  • Cody Baldwin · Email · Gemini 3.5 Flash Lite 9/9, Mistral Small 4 7/9
  • Dale Sanchez · Email · Gemini 3.5 Flash Lite 9/9, Mistral Small 4 7/9
  • Daniel Stewart · Email · Gemini 3.5 Flash Lite 9/9, Mistral Small 4 7/9
  • Leah Douglas · Email · Gemini 3.5 Flash Lite 9/9, Mistral Small 4 7/9
  • Sandra Hogan · Email · Gemini 3.5 Flash Lite 9/9, Mistral Small 4 7/9

Email triage · Czech (150 documents)

Gemini 3.5 Flash Lite is more accurate by 8.1 pp. Mistral Small 4 is 4.3× cheaper.

MetricGemini 3.5 Flash LiteMistral Small 4
Correct fields95.8%87.7%
Error-free documents64%32%
Per 1,000 documents$0.51$0.12
To fix / 1,000360685
Speed (median)0.7 sec0.8 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGemini 3.5 Flash LiteMistral Small 4
Category100.0%100.0%
Priority80.0%52.4%
Sentiment84.0%72.5%
Customer name98.0%98.7%
Order number100.0%100.0%
Invoice number100.0%100.0%
Amount100.0%98.0%
Currency100.0%98.0%
Deadline100.0%69.8%

Documents where they differ

Email triage · German (150 documents)

Gemini 3.5 Flash Lite is more accurate by 7.6 pp. Mistral Small 4 is 4.5× cheaper.

MetricGemini 3.5 Flash LiteMistral Small 4
Correct fields94.7%87.1%
Error-free documents57%29%
Per 1,000 documents$0.48$0.11
To fix / 1,000433706
Speed (median)0.8 sec0.8 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGemini 3.5 Flash LiteMistral Small 4
Category100.0%100.0%
Priority76.0%55.2%
Sentiment76.7%65.0%
Customer name99.3%100.0%
Order number100.0%100.0%
Invoice number100.0%100.0%
Amount100.0%96.5%
Currency100.0%96.5%
Deadline100.0%70.6%

Documents where they differ

  • Berthold Anders · Email · Gemini 3.5 Flash Lite 8/9, Mistral Small 4 5/9
  • Rolf-Peter Metz · Email · Gemini 3.5 Flash Lite 8/9, Mistral Small 4 6/9
  • Luzia Drewes · Email · Gemini 3.5 Flash Lite 9/9, Mistral Small 4 7/9
  • Antonietta Wende · Email · Gemini 3.5 Flash Lite 9/9, Mistral Small 4 7/9
  • Gesa Jäkel · Email · Gemini 3.5 Flash Lite 9/9, Mistral Small 4 8/9
  • Swantje Noack · Email · Gemini 3.5 Flash Lite 8/9, Mistral Small 4 7/9
  • Irmela Warmer · Email · Gemini 3.5 Flash Lite 9/9, Mistral Small 4 8/9
  • Cristina Krause · Email · Gemini 3.5 Flash Lite 8/9, Mistral Small 4 9/9

Personal data detection · English (US) (150 documents)

Gemini 3.5 Flash Lite is more accurate by 0.1 pp. Mistral Small 4 is 5.3× cheaper.

MetricGemini 3.5 Flash LiteMistral Small 4
Correct fields99.5%99.4%
Error-free documents97%96%
Per 1,000 documents$0.41$0.08
To fix / 1,0002740
Speed (median)0.8 sec0.8 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGemini 3.5 Flash LiteMistral Small 4
Names100.0%97.3%
Email addresses99.3%100.0%
Phone numbers100.0%100.0%
Addresses98.7%98.7%
Dates of birth98.7%100.0%
National IDs100.0%100.0%
Bank accounts100.0%100.0%

Documents where they differ

Personal data detection · Czech (150 documents)

Mistral Small 4 is more accurate by 0.7 pp. Mistral Small 4 is 4.9× cheaper.

MetricGemini 3.5 Flash LiteMistral Small 4
Correct fields98.1%98.8%
Error-free documents88%92%
Per 1,000 documents$0.45$0.09
To fix / 1,00012081
Speed (median)0.8 sec0.9 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGemini 3.5 Flash LiteMistral Small 4
Names91.3%94.0%
Email addresses100.0%100.0%
Phone numbers100.0%100.0%
Addresses99.3%98.7%
Dates of birth96.0%98.7%
National IDs100.0%100.0%
Bank accounts100.0%100.0%

Documents where they differ

Personal data detection · German (150 documents)

Gemini 3.5 Flash Lite is more accurate by 0.5 pp. Mistral Small 4 is 5.1× cheaper.

MetricGemini 3.5 Flash LiteMistral Small 4
Correct fields99.6%99.1%
Error-free documents97%94%
Per 1,000 documents$0.45$0.09
To fix / 1,0002765
Speed (median)0.8 sec0.9 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGemini 3.5 Flash LiteMistral Small 4
Names97.3%95.0%
Email addresses100.0%100.0%
Phone numbers100.0%100.0%
Addresses100.0%99.3%
Dates of birth100.0%100.0%
National IDs100.0%100.0%
Bank accounts100.0%99.3%

Documents where they differ

  • Fritz Rogner · Text · Gemini 3.5 Flash Lite 6/7, Mistral Small 4 7/7

Contract clauses · English (US) (150 documents)

Gemini 3.5 Flash Lite is more accurate by 8.4 pp. Mistral Small 4 is 4.1× cheaper.

MetricGemini 3.5 Flash LiteMistral Small 4
Correct fields100.0%91.5%
Error-free documents99%43%
Per 1,000 documents$0.69$0.17
To fix / 1,0007567
Speed (median)1.0 sec1.1 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGemini 3.5 Flash LiteMistral Small 4
Provider100.0%43.3%
Provider ID100.0%100.0%
Client100.0%46.7%
Client ID100.0%100.0%
Contract type99.3%100.0%
Price (net)100.0%100.0%
Currency100.0%100.0%
Billing period100.0%100.0%
Effective date100.0%100.0%
End date100.0%100.0%
Notice period (months)100.0%100.0%
Late-payment penalty (% per day)100.0%100.0%
Governing law100.0%100.0%

Documents where they differ

Contract clauses · Czech (150 documents)

Gemini 3.5 Flash Lite is more accurate by 0.8 pp. Mistral Small 4 is 3.8× cheaper.

MetricGemini 3.5 Flash LiteMistral Small 4
Correct fields99.9%99.0%
Error-free documents98%92%
Per 1,000 documents$0.85$0.23
To fix / 1,0002080
Speed (median)0.9 sec1.2 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGemini 3.5 Flash LiteMistral Small 4
Provider99.3%95.3%
Provider ID100.0%100.0%
Client99.3%95.3%
Client ID100.0%100.0%
Contract type99.3%100.0%
Price (net)100.0%100.0%
Currency100.0%100.0%
Billing period100.0%100.0%
Effective date100.0%96.7%
End date100.0%100.0%
Notice period (months)100.0%100.0%
Late-payment penalty (% per day)100.0%100.0%
Governing law100.0%100.0%

Documents where they differ

Contract clauses · German (150 documents)

Gemini 3.5 Flash Lite is more accurate by 4 pp. Mistral Small 4 is 3.8× cheaper.

MetricGemini 3.5 Flash LiteMistral Small 4
Correct fields98.0%94.0%
Error-free documents84%45%
Per 1,000 documents$0.79$0.21
To fix / 1,000160553
Speed (median)1.0 sec1.2 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGemini 3.5 Flash LiteMistral Small 4
Provider100.0%98.6%
Provider ID86.0%62.4%
Client100.0%98.6%
Client ID88.7%63.1%
Contract type100.0%100.0%
Price (net)100.0%100.0%
Currency100.0%100.0%
Billing period100.0%100.0%
Effective date100.0%99.3%
End date99.3%100.0%
Notice period (months)100.0%100.0%
Late-payment penalty (% per day)100.0%100.0%
Governing law100.0%100.0%

Documents where they differ