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Head-to-head · Ad Exchanges

Google Ad Exchange (Authorized Buyers) vs Magnite

  • Updated Oct 2026
  • Both researched from official sources
  • 2 checks side by side
Higher score Google Ad Exchange (Authorized Buyers) #1 in Ad Exchanges 9.3/10 Pricing on request ✓ 1 of 1 features Visit Google
Magnite #2 in Ad Exchanges 9.2/10 Pricing on request ✓ 0 of 1 features Contact Magnite

Google Ad Exchange (Authorized Buyers) leads on 1 check, Magnite on 0, and 1 is even. Who comes out ahead on the 2 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreGoogle Ad Exchange (Authorized Buyers) · 9.3/10
  • Most featuresGoogle Ad Exchange (Authorized Buyers) · 1 of 1

Google Ad Exchange (Authorized Buyers) scores higher on our rubric for ad exchanges: 9.3 against 9.2 out of 10; our editors rank them #1 and #2.

Google Ad Exchange (Authorized Buyers) offers identity support; Magnite doesn't publish it.

Google Ad Exchange (Authorized Buyers) is the better fit for established buyers seeking broad real-time exchange access. Magnite is the better fit for publishers monetizing across formats and screens.

  • Google Ad Exchange (Authorized Buyers) fits best

    Established buyers seeking broad real-time exchange access

  • Magnite fits best

    Publishers monetizing across formats and screens

Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. How we rank.

Side by side

Feature Google Ad Exchange (Authorized Buyers) 9.3/10 Visit ↗ Magnite 9.2/10 Visit ↗
At a glance
Editor score 9.3 9.2
Ranking #1 in Ad Exchanges #2 in Ad Exchanges
Best for Established buyers seeking broad real-time exchange access Publishers monetizing across formats and screens
Pricing model Paid Paid
Starting price Not published Not published
Free plan Not published —
Free trial — —
Deployment Cloud Cloud
Support Docs, Email Email, Docs
Built for Mid-market, Enterprise Mid-market, Enterprise
Features Google Ad Exchange (Authorized Buyers) 1/1 · Magnite 0/1
Identity support ✓ (best) Not published
Specs
Marketplace type Both Not published
Auction type Real-time Not published
Ad formats display, video, native, interstitial Not published
Deal controls Advanced Not published
Supported channels web, mobile app Not published
Our review
Pros
  • Bids on impression-level requests through OpenRTB in JSON or Protobuf
  • Supports private auctions, preferred deals and programmatic guaranteed deals
  • Buyer REST API covers creatives, deals, accounts and pretargeting
  • Supports display, video, audio, native, DOOH, mobile in-app and CTV/OTT
  • Combines header-bidding tools with yield optimization and floor-price recommendations
  • Supports private marketplace and programmatic guaranteed deals
Cons
  • Access and setup are oriented toward organizations buying for multiple advertisers
  • Requires a buyer-side bidder system to participate in real-time bidding
  • Pricing and API access arrangements involve contacting Google
  • No free plan; commercial terms require contacting Magnite
  • Product capabilities are split across offerings such as DV+ and SpringServe
  • Platform-wide auction and reporting specifications are not comprehensive
Our verdict

Google Ad Exchange (Authorized Buyers) connects eligible buyers with publishers selling digital ad inventory. It is aimed at ad networks, agency trading desks and demand-side platforms buying on behalf of multiple advertisers, with buyers…

Read the review →

Magnite provides sell-side advertising technology for publishers and media owners seeking to monetize digital inventory across formats and screens. Its offerings cover display, online video, audio, native, digital out-of-home and mobile…

Read the review →
  1. Google Ad Exchange (Authorized Buyers)Ad Exchanges 9.3Pricing on request
  2. MagniteAd Exchanges 9.2Pricing on request

Strengths and trade-offs

  • Google Ad Exchange (Authorized Buyers) — where it wins

    • Bids on impression-level requests through OpenRTB in JSON or Protobuf
    • Supports private auctions, preferred deals and programmatic guaranteed deals
    • Buyer REST API covers creatives, deals, accounts and pretargeting

    Where it doesn't

    • Access and setup are oriented toward organizations buying for multiple advertisers
    • Requires a buyer-side bidder system to participate in real-time bidding
    • Pricing and API access arrangements involve contacting Google

  • Magnite — where it wins

    • Supports display, video, audio, native, DOOH, mobile in-app and CTV/OTT
    • Combines header-bidding tools with yield optimization and floor-price recommendations
    • Supports private marketplace and programmatic guaranteed deals

    Where it doesn't

    • No free plan; commercial terms require contacting Magnite
    • Product capabilities are split across offerings such as DV+ and SpringServe
    • Platform-wide auction and reporting specifications are not comprehensive
  • Google Ad Exchange (Authorized Buyers)9.3/10 · Pricing on request

    A buyer-side exchange for teams running their own bidders and managing deal access.

    Visit GoogleFull verdict →
  • Magnite9.2/10 · Pricing on request

    Broad-format monetization with header bidding, deal tools and yield management.

    Contact MagniteFull verdict →

More comparisons

All ad exchanges comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update