Facebook vs Instagram Ads: Which Is Better for Lead Generation?

Facebook-vs-instagram-ads

When it comes to social media advertising, most businesses find themselves torn between two powerhouses, and we compare the two of them, this really is, Facebook Vs Instagram Ads.

Both platforms are owned by Meta and share the same Ads Manager, but their audiences, ad formats, and conversion behaviours can differ dramatically. Choosing the right one for lead generation can be the difference between consistent inbound leads and wasted ad spend.

So, which one delivers better results in 2025? Let’s break it down based on data, user intent, and ad performance — and show you how to use both together to dominate your market.

Facebook Vs Instagram Ads: Understanding the Core Difference

While both platforms use the same targeting tools inside Meta Ads Manager, their users behave differently.

When we are simplifying Facebook Vs Instagram Ads, it can be summarised in two ways:

  • Facebook reaches more people at a lower cost.
  • Instagram reaches more engaged users, with a stronger visual impact.

However, there is more information than that which we want to look into.


Audience Intent: Who’s Actually Clicking?

Facebook Ads — The Research Audience

Facebook is ideal if you target decision-makers, service buyers, or local business owners. Users on Facebook tend to engage with informative, credibility-driven content before converting.

For example, if you’re promoting SEO services, a Facebook Lead Form Ad offering a “Free SEO Audit” is likely to perform well. It captures leads who want value before committing.

SEO Services for UK Businesses — connects this topic to your service page.

Instagram Ads — The Impulse Audience

Instagram thrives on quick visual storytelling. It’s where attention meets aspiration.
Users are more likely to engage with:

  • Short Reels showing before/after results
  • Stories with strong CTAs (“Tap for a free quote”)
  • Carousel ads with transformation visuals

These users might not be actively researching yet — but they convert well when retargeted later.

Social Media Ads Management — a perfect bridge from awareness to service.


Instagram-ads

Cost per Lead and Conversion Quality

It’s tempting to focus purely on cost-per-lead (CPL), but that doesn’t tell the full story.

From campaign data (UK service industries, 2024–25 averages):

  • Facebook Ads: £8–£25 per lead
  • Instagram Ads: £10–£35 per lead
  • Cross-platform combined campaigns: 20–40% cheaper per acquisition due to retargeting synergy

Why Facebook is cheaper: More mature targeting data and easier lead-form completion.
Why Instagram converts better: Users who come from Instagram tend to be warmer and more familiar with your brand.

WordStream: Facebook Ads Benchmarks 2024 — use ‘nofollow‘ because it’s a competitive marketing resource.


Ad Formats That Drive Leads

Facebook Lead Form Ads

When it comes to Facebook Ads for lead generation who want to make sure you are using all the tools that are availabel to you. Facebook has a lead generation form built into its software that you can use, and means your target audience can submit details without leaving Facebook’

They’re ideal for service-based businesses, especially if you offer audits, quotes, or consultations.

Example headline:
“Get a Free Web Design Audit — Takes 30 Seconds!”

Web Design Services

Tip: Always sync your form with your CRM to follow up instantly. If you have automations within your CRM you can be starting conversations and getting meetings booked whilst you’re doing other things.


Instagram Reels and Story Ads

Instagram’s video-first ecosystem is perfect for brand storytelling and visual proof.

When building out your Instagram Ads for leads there are a fwe things you want to think of for maximum results, such as:

  • Quick “Before & After” results
  • Client testimonial snippets
  • Showcase your team in action

But these are only backed up with the best CTA, for example:

  • “Tap for a Free Strategy Call”
  • “DM us ‘GROWTH’ for a free audit”

Use Reels to warm audiences, then retarget them via Facebook Lead Ads. Meta’s system automatically cross-feeds engagement between platforms.


Carousel Ads (Great for Both)

Carousel ads work well for multi-step services — like digital marketing or web design — where each slide can highlight a benefit.

Pro Tip:

  • Use consistent branding and a final slide with your call-to-action
  • Always use dofollow internal links on CTA buttons that point to your own pages

Example CTA:
“See how we combined SEO and Google Ads for a 3x ROI.”


Facebook-vs-instagram-ads

Targeting and Funnel Strategy

The most effective campaigns rarely rely on one platform. Both Facebook
Here’s the funnel structure we use at Slingshot Digital:

  1. Top of Funnel (Awareness) – Instagram Reels or Stories with quick, visual content
  2. Middle of Funnel (Consideration) – Retarget those viewers with Facebook carousel or testimonial ads
  3. Bottom of Funnel (Conversion) – Facebook Lead Ads or Messenger Ads for direct contact

When connected via Meta’s Custom Audiences and Lookalike Audiences, you create a full-funnel system that captures attention, builds trust, and converts efficiently.

Meta Business Help Center: Retargeting Guide


Pro Tips for Lead Generation Success

  1. Segment Audiences by Platform
    Don’t assume the same creative works everywhere. Tailor design, tone, and CTA to platform context.
    • Facebook copy: longer, trust-driven.
    • Instagram copy: short, visual, emotional.
  2. Use Advantage+ Campaigns
    Meta’s AI learns fast — let it test multiple creatives and placements for you.
    (Enable Advantage+ only after having some pixel data.)
  3. Retarget Consistently
    Retarget users who visited your website or engaged with your Instagram page in the last 90 days.
  4. Test Creative Variations Weekly
    A/B test visuals, captions, and headlines to find the best cost per result.
  5. Track Properly
    Use UTM (Urchin Tracking Module) parameters in your links to separate Facebook vs Instagram leads in Google Analytics.
    Example: ?utm_source=facebook&utm_medium=cpc&utm_campaign=leadgen_oct2025

So, Which Platform Wins?

The short answer: Use both platforms strategically.
Instagram builds the relationship; Facebook closes the deal.


Need some help?

At Slingshot Digital, we help service-based brands run full-funnel campaigns that combine Facebook’s precision with Instagram’s influence — generating consistent, qualified leads.

Book your free paid ads strategy call and let’s turn your social media spend into real sales.